7106440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1$

素因数の和:574

約数の個数: 64

約数和(自身を含む): 18040320

約数和(自身を除く): 10933880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 521, 620, 682, 1042, 1240, 1364, 1705, 2084, 2605, 2728, 3410, 4168, 5210, 5731, 6820, 10420, 11462, 13640, 16151, 20840, 22924, 28655, 32302, 45848, 57310, 64604, 80755, 114620, 129208, 161510, 177661, 229240, 323020, 355322, 646040, 710644, 888305, 1421288, 1776610, 3553220, 7106440]

約数ペア:

[(1, 7106440), (2, 3553220), (4, 1776610), (5, 1421288), (8, 888305), (10, 710644), (11, 646040), (20, 355322), (22, 323020), (31, 229240), (40, 177661), (44, 161510), (55, 129208), (62, 114620), (88, 80755), (110, 64604), (124, 57310), (155, 45848), (220, 32302), (248, 28655), (310, 22924), (341, 20840), (440, 16151), (521, 13640), (620, 11462), (682, 10420), (1042, 6820), (1240, 5731), (1364, 5210), (1705, 4168), (2084, 3410), (2605, 2728)]