311420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{677}}^1$

素因数の和:709

約数の個数: 24

約数和(自身を含む): 683424

約数和(自身を除く): 372004

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 677, 1354, 2708, 3385, 6770, 13540, 15571, 31142, 62284, 77855, 155710, 311420]

約数ペア:

[(1, 311420), (2, 155710), (4, 77855), (5, 62284), (10, 31142), (20, 15571), (23, 13540), (46, 6770), (92, 3385), (115, 2708), (230, 1354), (460, 677)]