13815694040

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4864681}}^1$

素因数の和:4864763

約数の個数: 32

約数和(自身を含む): 31523139360

約数和(自身を除く): 17707445320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 4864681, 9729362, 19458724, 24323405, 38917448, 48646810, 97293620, 194587240, 345392351, 690784702, 1381569404, 1726961755, 2763138808, 3453923510, 6907847020, 13815694040]

約数ペア:

[(1, 13815694040), (2, 6907847020), (4, 3453923510), (5, 2763138808), (8, 1726961755), (10, 1381569404), (20, 690784702), (40, 345392351), (71, 194587240), (142, 97293620), (284, 48646810), (355, 38917448), (568, 24323405), (710, 19458724), (1420, 9729362), (2840, 4864681)]