8830120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16981}}^1$

素因数の和:17005

約数の個数: 32

約数和(自身を含む): 21397320

約数和(自身を除く): 12567200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 16981, 33962, 67924, 84905, 135848, 169810, 220753, 339620, 441506, 679240, 883012, 1103765, 1766024, 2207530, 4415060, 8830120]

約数ペア:

[(1, 8830120), (2, 4415060), (4, 2207530), (5, 1766024), (8, 1103765), (10, 883012), (13, 679240), (20, 441506), (26, 339620), (40, 220753), (52, 169810), (65, 135848), (104, 84905), (130, 67924), (260, 33962), (520, 16981)]