2021007340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{22571}}^1$

素因数の和:22639

約数の個数: 72

約数和(自身を含む): 4791313296

約数和(自身を除く): 2770305956

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 121, 148, 185, 220, 242, 370, 407, 484, 605, 740, 814, 1210, 1628, 2035, 2420, 4070, 4477, 8140, 8954, 17908, 22385, 22571, 44770, 45142, 89540, 90284, 112855, 225710, 248281, 451420, 496562, 835127, 993124, 1241405, 1670254, 2482810, 2731091, 3340508, 4175635, 4965620, 5462182, 8351270, 9186397, 10924364, 13655455, 16702540, 18372794, 27310910, 36745588, 45931985, 54621820, 91863970, 101050367, 183727940, 202100734, 404201468, 505251835, 1010503670, 2021007340]

約数ペア:

[(1, 2021007340), (2, 1010503670), (4, 505251835), (5, 404201468), (10, 202100734), (11, 183727940), (20, 101050367), (22, 91863970), (37, 54621820), (44, 45931985), (55, 36745588), (74, 27310910), (110, 18372794), (121, 16702540), (148, 13655455), (185, 10924364), (220, 9186397), (242, 8351270), (370, 5462182), (407, 4965620), (484, 4175635), (605, 3340508), (740, 2731091), (814, 2482810), (1210, 1670254), (1628, 1241405), (2035, 993124), (2420, 835127), (4070, 496562), (4477, 451420), (8140, 248281), (8954, 225710), (17908, 112855), (22385, 90284), (22571, 89540), (44770, 45142)]