1962658360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{1117}}^1$

素因数の和:1281

約数の個数: 128

約数和(自身を含む): 4958553600

約数和(自身を除く): 2995895240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 109, 124, 130, 155, 218, 248, 260, 310, 403, 436, 520, 545, 620, 806, 872, 1090, 1117, 1240, 1417, 1612, 2015, 2180, 2234, 2834, 3224, 3379, 4030, 4360, 4468, 5585, 5668, 6758, 7085, 8060, 8936, 11170, 11336, 13516, 14170, 14521, 16120, 16895, 22340, 27032, 28340, 29042, 33790, 34627, 43927, 44680, 56680, 58084, 67580, 69254, 72605, 87854, 116168, 121753, 135160, 138508, 145210, 173135, 175708, 219635, 243506, 277016, 290420, 346270, 351416, 439270, 450151, 487012, 580840, 608765, 692540, 878540, 900302, 974024, 1217530, 1385080, 1582789, 1757080, 1800604, 2250755, 2435060, 3165578, 3601208, 3774343, 4501510, 4870120, 6331156, 7548686, 7913945, 9003020, 12662312, 15097372, 15827890, 18006040, 18871715, 30194744, 31655780, 37743430, 49066459, 63311560, 75486860, 98132918, 150973720, 196265836, 245332295, 392531672, 490664590, 981329180, 1962658360]

約数ペア:

[(1, 1962658360), (2, 981329180), (4, 490664590), (5, 392531672), (8, 245332295), (10, 196265836), (13, 150973720), (20, 98132918), (26, 75486860), (31, 63311560), (40, 49066459), (52, 37743430), (62, 31655780), (65, 30194744), (104, 18871715), (109, 18006040), (124, 15827890), (130, 15097372), (155, 12662312), (218, 9003020), (248, 7913945), (260, 7548686), (310, 6331156), (403, 4870120), (436, 4501510), (520, 3774343), (545, 3601208), (620, 3165578), (806, 2435060), (872, 2250755), (1090, 1800604), (1117, 1757080), (1240, 1582789), (1417, 1385080), (1612, 1217530), (2015, 974024), (2180, 900302), (2234, 878540), (2834, 692540), (3224, 608765), (3379, 580840), (4030, 487012), (4360, 450151), (4468, 439270), (5585, 351416), (5668, 346270), (6758, 290420), (7085, 277016), (8060, 243506), (8936, 219635), (11170, 175708), (11336, 173135), (13516, 145210), (14170, 138508), (14521, 135160), (16120, 121753), (16895, 116168), (22340, 87854), (27032, 72605), (28340, 69254), (29042, 67580), (33790, 58084), (34627, 56680), (43927, 44680)]