189659660

素因数分解:

$2^2\times 5^1\times {\mathrm{2579}}^1\times {\mathrm{3677}}^1$

素因数の和:6265

約数の個数: 24

約数和(自身を含む): 398548080

約数和(自身を除く): 208888420

約数列:

[1, 2, 4, 5, 10, 20, 2579, 3677, 5158, 7354, 10316, 12895, 14708, 18385, 25790, 36770, 51580, 73540, 9482983, 18965966, 37931932, 47414915, 94829830, 189659660]

約数ペア:

[(1, 189659660), (2, 94829830), (4, 47414915), (5, 37931932), (10, 18965966), (20, 9482983), (2579, 73540), (3677, 51580), (5158, 36770), (7354, 25790), (10316, 18385), (12895, 14708)]