2021047872740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2999}}^1\times {\mathrm{42491}}^1$

素因数の和:45573

約数の個数: 96

約数和(自身を含む): 4647265056000

約数和(自身を除く): 2626217183260

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 610, 793, 1220, 1586, 2999, 3172, 3965, 5998, 7930, 11996, 14995, 15860, 29990, 38987, 42491, 59980, 77974, 84982, 155948, 169964, 182939, 194935, 212455, 365878, 389870, 424910, 552383, 731756, 779740, 849820, 914695, 1104766, 1829390, 2209532, 2378207, 2591951, 2761915, 3658780, 4756414, 5183902, 5523830, 9512828, 10367804, 11047660, 11891035, 12959755, 23782070, 25919510, 33695363, 47564140, 51839020, 67390726, 127430509, 134781452, 168476815, 254861018, 336953630, 509722036, 637152545, 673907260, 1274305090, 1656596617, 2548610180, 3313193234, 6626386468, 7773261049, 8282983085, 15546522098, 16565966170, 31093044196, 33131932340, 38866305245, 77732610490, 101052393637, 155465220980, 202104787274, 404209574548, 505261968185, 1010523936370, 2021047872740]

約数ペア:

[(1, 2021047872740), (2, 1010523936370), (4, 505261968185), (5, 404209574548), (10, 202104787274), (13, 155465220980), (20, 101052393637), (26, 77732610490), (52, 38866305245), (61, 33131932340), (65, 31093044196), (122, 16565966170), (130, 15546522098), (244, 8282983085), (260, 7773261049), (305, 6626386468), (610, 3313193234), (793, 2548610180), (1220, 1656596617), (1586, 1274305090), (2999, 673907260), (3172, 637152545), (3965, 509722036), (5998, 336953630), (7930, 254861018), (11996, 168476815), (14995, 134781452), (15860, 127430509), (29990, 67390726), (38987, 51839020), (42491, 47564140), (59980, 33695363), (77974, 25919510), (84982, 23782070), (155948, 12959755), (169964, 11891035), (182939, 11047660), (194935, 10367804), (212455, 9512828), (365878, 5523830), (389870, 5183902), (424910, 4756414), (552383, 3658780), (731756, 2761915), (779740, 2591951), (849820, 2378207), (914695, 2209532), (1104766, 1829390)]