20199377380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{277}}^1\times {\mathrm{389}}^1$

素因数の和:798

約数の個数: 192

約数和(自身を含む): 53040798720

約数和(自身を除く): 32841421340

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 103, 130, 140, 182, 206, 260, 277, 364, 389, 412, 455, 515, 554, 721, 778, 910, 1030, 1108, 1339, 1385, 1442, 1556, 1820, 1939, 1945, 2060, 2678, 2723, 2770, 2884, 3601, 3605, 3878, 3890, 5057, 5356, 5446, 5540, 6695, 7202, 7210, 7756, 7780, 9373, 9695, 10114, 10892, 13390, 13615, 14404, 14420, 18005, 18746, 19390, 20228, 25207, 25285, 26780, 27230, 28531, 35399, 36010, 37492, 38780, 40067, 46865, 50414, 50570, 54460, 57062, 70798, 72020, 80134, 93730, 100828, 101140, 107753, 114124, 126035, 141596, 142655, 160268, 176995, 187460, 199717, 200335, 215506, 252070, 280469, 285310, 353990, 370903, 399434, 400670, 431012, 504140, 520871, 538765, 560938, 570620, 707980, 741806, 754271, 798868, 801340, 998585, 1041742, 1077530, 1121876, 1400789, 1402345, 1483612, 1508542, 1854515, 1997170, 2083484, 2155060, 2596321, 2604355, 2801578, 2804690, 3017084, 3646097, 3709030, 3771355, 3994340, 5192642, 5208710, 5603156, 5609380, 7003945, 7292194, 7418060, 7542710, 9805523, 10385284, 10417420, 11098559, 12981605, 14007890, 14584388, 15085420, 18230485, 19611046, 22197118, 25963210, 28015780, 36460970, 39222092, 44394236, 49027615, 51926420, 55492795, 72921940, 77689913, 98055230, 110985590, 144281267, 155379826, 196110460, 221971180, 288562534, 310759652, 388449565, 577125068, 721406335, 776899130, 1009968869, 1442812670, 1553798260, 2019937738, 2885625340, 4039875476, 5049844345, 10099688690, 20199377380]

約数ペア:

[(1, 20199377380), (2, 10099688690), (4, 5049844345), (5, 4039875476), (7, 2885625340), (10, 2019937738), (13, 1553798260), (14, 1442812670), (20, 1009968869), (26, 776899130), (28, 721406335), (35, 577125068), (52, 388449565), (65, 310759652), (70, 288562534), (91, 221971180), (103, 196110460), (130, 155379826), (140, 144281267), (182, 110985590), (206, 98055230), (260, 77689913), (277, 72921940), (364, 55492795), (389, 51926420), (412, 49027615), (455, 44394236), (515, 39222092), (554, 36460970), (721, 28015780), (778, 25963210), (910, 22197118), (1030, 19611046), (1108, 18230485), (1339, 15085420), (1385, 14584388), (1442, 14007890), (1556, 12981605), (1820, 11098559), (1939, 10417420), (1945, 10385284), (2060, 9805523), (2678, 7542710), (2723, 7418060), (2770, 7292194), (2884, 7003945), (3601, 5609380), (3605, 5603156), (3878, 5208710), (3890, 5192642), (5057, 3994340), (5356, 3771355), (5446, 3709030), (5540, 3646097), (6695, 3017084), (7202, 2804690), (7210, 2801578), (7756, 2604355), (7780, 2596321), (9373, 2155060), (9695, 2083484), (10114, 1997170), (10892, 1854515), (13390, 1508542), (13615, 1483612), (14404, 1402345), (14420, 1400789), (18005, 1121876), (18746, 1077530), (19390, 1041742), (20228, 998585), (25207, 801340), (25285, 798868), (26780, 754271), (27230, 741806), (28531, 707980), (35399, 570620), (36010, 560938), (37492, 538765), (38780, 520871), (40067, 504140), (46865, 431012), (50414, 400670), (50570, 399434), (54460, 370903), (57062, 353990), (70798, 285310), (72020, 280469), (80134, 252070), (93730, 215506), (100828, 200335), (101140, 199717), (107753, 187460), (114124, 176995), (126035, 160268), (141596, 142655)]