15091760

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2657}}^1$

素因数の和:2741

約数の個数: 40

約数和(自身を含む): 35595936

約数和(自身を除く): 20504176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2657, 2840, 5314, 5680, 10628, 13285, 21256, 26570, 42512, 53140, 106280, 188647, 212560, 377294, 754588, 943235, 1509176, 1886470, 3018352, 3772940, 7545880, 15091760]

約数ペア:

[(1, 15091760), (2, 7545880), (4, 3772940), (5, 3018352), (8, 1886470), (10, 1509176), (16, 943235), (20, 754588), (40, 377294), (71, 212560), (80, 188647), (142, 106280), (284, 53140), (355, 42512), (568, 26570), (710, 21256), (1136, 13285), (1420, 10628), (2657, 5680), (2840, 5314)]