194275240

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{79621}}^1$

素因数の和:79693

約数の個数: 32

約数和(自身を含む): 444290760

約数和(自身を除く): 250015520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 79621, 159242, 318484, 398105, 636968, 796210, 1592420, 3184840, 4856881, 9713762, 19427524, 24284405, 38855048, 48568810, 97137620, 194275240]

約数ペア:

[(1, 194275240), (2, 97137620), (4, 48568810), (5, 38855048), (8, 24284405), (10, 19427524), (20, 9713762), (40, 4856881), (61, 3184840), (122, 1592420), (244, 796210), (305, 636968), (488, 398105), (610, 318484), (1220, 159242), (2440, 79621)]