7960880

素因数分解:

$2^4\times 5^1\times {\mathrm{191}}^1\times {\mathrm{521}}^1$

素因数の和:725

約数の個数: 40

約数和(自身を含む): 18641664

約数和(自身を除く): 10680784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 191, 382, 521, 764, 955, 1042, 1528, 1910, 2084, 2605, 3056, 3820, 4168, 5210, 7640, 8336, 10420, 15280, 20840, 41680, 99511, 199022, 398044, 497555, 796088, 995110, 1592176, 1990220, 3980440, 7960880]

約数ペア:

[(1, 7960880), (2, 3980440), (4, 1990220), (5, 1592176), (8, 995110), (10, 796088), (16, 497555), (20, 398044), (40, 199022), (80, 99511), (191, 41680), (382, 20840), (521, 15280), (764, 10420), (955, 8336), (1042, 7640), (1528, 5210), (1910, 4168), (2084, 3820), (2605, 3056)]