2421880

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{317}}^1$

素因数の和:519

約数の個数: 32

約数和(自身を含む): 5495040

約数和(自身を除く): 3073160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 317, 382, 634, 764, 955, 1268, 1528, 1585, 1910, 2536, 3170, 3820, 6340, 7640, 12680, 60547, 121094, 242188, 302735, 484376, 605470, 1210940, 2421880]

約数ペア:

[(1, 2421880), (2, 1210940), (4, 605470), (5, 484376), (8, 302735), (10, 242188), (20, 121094), (40, 60547), (191, 12680), (317, 7640), (382, 6340), (634, 3820), (764, 3170), (955, 2536), (1268, 1910), (1528, 1585)]