118519820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{191161}}^1$

素因数の和:191201

約数の個数: 24

約数和(自身を含む): 256921728

約数和(自身を除く): 138401908

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 191161, 382322, 764644, 955805, 1911610, 3823220, 5925991, 11851982, 23703964, 29629955, 59259910, 118519820]

約数ペア:

[(1, 118519820), (2, 59259910), (4, 29629955), (5, 23703964), (10, 11851982), (20, 5925991), (31, 3823220), (62, 1911610), (124, 955805), (155, 764644), (310, 382322), (620, 191161)]