191145940

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{156677}}^1$

素因数の和:156747

約数の個数: 24

約数和(自身を含む): 407989512

約数和(自身を除く): 216843572

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 156677, 313354, 626708, 783385, 1566770, 3133540, 9557297, 19114594, 38229188, 47786485, 95572970, 191145940]

約数ペア:

[(1, 191145940), (2, 95572970), (4, 47786485), (5, 38229188), (10, 19114594), (20, 9557297), (61, 3133540), (122, 1566770), (244, 783385), (305, 626708), (610, 313354), (1220, 156677)]