8870810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{181}}^1$

素因数の和:243

約数の個数: 48

約数和(自身を含む): 17985240

約数和(自身を除く): 9114430

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 169, 181, 290, 338, 362, 377, 754, 845, 905, 1690, 1810, 1885, 2353, 3770, 4706, 4901, 5249, 9802, 10498, 11765, 23530, 24505, 26245, 30589, 49010, 52490, 61178, 68237, 136474, 152945, 305890, 341185, 682370, 887081, 1774162, 4435405, 8870810]

約数ペア:

[(1, 8870810), (2, 4435405), (5, 1774162), (10, 887081), (13, 682370), (26, 341185), (29, 305890), (58, 152945), (65, 136474), (130, 68237), (145, 61178), (169, 52490), (181, 49010), (290, 30589), (338, 26245), (362, 24505), (377, 23530), (754, 11765), (845, 10498), (905, 9802), (1690, 5249), (1810, 4901), (1885, 4706), (2353, 3770)]