9469640

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3881}}^1$

素因数の和:3953

約数の個数: 32

約数和(自身を含む): 21661560

約数和(自身を除く): 12191920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 3881, 7762, 15524, 19405, 31048, 38810, 77620, 155240, 236741, 473482, 946964, 1183705, 1893928, 2367410, 4734820, 9469640]

約数ペア:

[(1, 9469640), (2, 4734820), (4, 2367410), (5, 1893928), (8, 1183705), (10, 946964), (20, 473482), (40, 236741), (61, 155240), (122, 77620), (244, 38810), (305, 31048), (488, 19405), (610, 15524), (1220, 7762), (2440, 3881)]