2018804970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{1901}}^1$

素因数の和:2320

約数の個数: 128

約数和(自身を含む): 5981713920

約数和(自身を除く): 3962908950

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 389, 390, 455, 546, 778, 910, 1167, 1365, 1901, 1945, 2334, 2723, 2730, 3802, 3890, 5057, 5446, 5703, 5835, 8169, 9505, 10114, 11406, 11670, 13307, 13615, 15171, 16338, 19010, 24713, 25285, 26614, 27230, 28515, 30342, 35399, 39921, 40845, 49426, 50570, 57030, 66535, 70798, 74139, 75855, 79842, 81690, 106197, 123565, 133070, 148278, 151710, 172991, 176995, 199605, 212394, 247130, 345982, 353990, 370695, 399210, 518973, 530985, 739489, 741390, 864955, 1037946, 1061970, 1478978, 1729910, 2218467, 2594865, 3697445, 4436934, 5176423, 5189730, 7394890, 9613357, 10352846, 11092335, 15529269, 19226714, 22184670, 25882115, 28840071, 31058538, 48066785, 51764230, 57680142, 67293499, 77646345, 96133570, 134586998, 144200355, 155292690, 201880497, 288400710, 336467495, 403760994, 672934990, 1009402485, 2018804970]

約数ペア:

[(1, 2018804970), (2, 1009402485), (3, 672934990), (5, 403760994), (6, 336467495), (7, 288400710), (10, 201880497), (13, 155292690), (14, 144200355), (15, 134586998), (21, 96133570), (26, 77646345), (30, 67293499), (35, 57680142), (39, 51764230), (42, 48066785), (65, 31058538), (70, 28840071), (78, 25882115), (91, 22184670), (105, 19226714), (130, 15529269), (182, 11092335), (195, 10352846), (210, 9613357), (273, 7394890), (389, 5189730), (390, 5176423), (455, 4436934), (546, 3697445), (778, 2594865), (910, 2218467), (1167, 1729910), (1365, 1478978), (1901, 1061970), (1945, 1037946), (2334, 864955), (2723, 741390), (2730, 739489), (3802, 530985), (3890, 518973), (5057, 399210), (5446, 370695), (5703, 353990), (5835, 345982), (8169, 247130), (9505, 212394), (10114, 199605), (11406, 176995), (11670, 172991), (13307, 151710), (13615, 148278), (15171, 133070), (16338, 123565), (19010, 106197), (24713, 81690), (25285, 79842), (26614, 75855), (27230, 74139), (28515, 70798), (30342, 66535), (35399, 57030), (39921, 50570), (40845, 49426)]