2287940

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{823}}^1$

素因数の和:971

約数の個数: 24

約数和(自身を含む): 4845120

約数和(自身を除く): 2557180

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 823, 1390, 1646, 2780, 3292, 4115, 8230, 16460, 114397, 228794, 457588, 571985, 1143970, 2287940]

約数ペア:

[(1, 2287940), (2, 1143970), (4, 571985), (5, 457588), (10, 228794), (20, 114397), (139, 16460), (278, 8230), (556, 4115), (695, 3292), (823, 2780), (1390, 1646)]