15128980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{44497}}^1$

素因数の和:44523

約数の個数: 24

約数和(自身を含む): 33640488

約数和(自身を除く): 18511508

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 44497, 88994, 177988, 222485, 444970, 756449, 889940, 1512898, 3025796, 3782245, 7564490, 15128980]

約数ペア:

[(1, 15128980), (2, 7564490), (4, 3782245), (5, 3025796), (10, 1512898), (17, 889940), (20, 756449), (34, 444970), (68, 222485), (85, 177988), (170, 88994), (340, 44497)]