15257080

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1997}}^1$

素因数の和:2199

約数の個数: 32

約数和(自身を含む): 34525440

約数和(自身を除く): 19268360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 1997, 3820, 3994, 7640, 7988, 9985, 15976, 19970, 39940, 79880, 381427, 762854, 1525708, 1907135, 3051416, 3814270, 7628540, 15257080]

約数ペア:

[(1, 15257080), (2, 7628540), (4, 3814270), (5, 3051416), (8, 1907135), (10, 1525708), (20, 762854), (40, 381427), (191, 79880), (382, 39940), (764, 19970), (955, 15976), (1528, 9985), (1910, 7988), (1997, 7640), (3820, 3994)]