13363640

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4229}}^1$

素因数の和:4319

約数の個数: 32

約数和(自身を含む): 30456000

約数和(自身を除く): 17092360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 4229, 8458, 16916, 21145, 33832, 42290, 84580, 169160, 334091, 668182, 1336364, 1670455, 2672728, 3340910, 6681820, 13363640]

約数ペア:

[(1, 13363640), (2, 6681820), (4, 3340910), (5, 2672728), (8, 1670455), (10, 1336364), (20, 668182), (40, 334091), (79, 169160), (158, 84580), (316, 42290), (395, 33832), (632, 21145), (790, 16916), (1580, 8458), (3160, 4229)]