220599940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{8287}}^1$

素因数の和:8329

約数の個数: 48

約数和(自身を含む): 509612544

約数和(自身を除く): 289012604

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 1331, 2420, 2662, 5324, 6655, 8287, 13310, 16574, 26620, 33148, 41435, 82870, 91157, 165740, 182314, 364628, 455785, 911570, 1002727, 1823140, 2005454, 4010908, 5013635, 10027270, 11029997, 20054540, 22059994, 44119988, 55149985, 110299970, 220599940]

約数ペア:

[(1, 220599940), (2, 110299970), (4, 55149985), (5, 44119988), (10, 22059994), (11, 20054540), (20, 11029997), (22, 10027270), (44, 5013635), (55, 4010908), (110, 2005454), (121, 1823140), (220, 1002727), (242, 911570), (484, 455785), (605, 364628), (1210, 182314), (1331, 165740), (2420, 91157), (2662, 82870), (5324, 41435), (6655, 33148), (8287, 26620), (13310, 16574)]