40475590

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139571}}^1$

素因数の和:139607

約数の個数: 16

約数和(自身を含む): 75368880

約数和(自身を除く): 34893290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 139571, 279142, 697855, 1395710, 4047559, 8095118, 20237795, 40475590]

約数ペア:

[(1, 40475590), (2, 20237795), (5, 8095118), (10, 4047559), (29, 1395710), (58, 697855), (145, 279142), (290, 139571)]