31231340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{5441}}^1$

素因数の和:5498

約数の個数: 48

約数和(自身を含む): 76797504

約数和(自身を除く): 45566164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5441, 5740, 10882, 21764, 27205, 38087, 54410, 76174, 108820, 152348, 190435, 223081, 380870, 446162, 761740, 892324, 1115405, 1561567, 2230810, 3123134, 4461620, 6246268, 7807835, 15615670, 31231340]

約数ペア:

[(1, 31231340), (2, 15615670), (4, 7807835), (5, 6246268), (7, 4461620), (10, 3123134), (14, 2230810), (20, 1561567), (28, 1115405), (35, 892324), (41, 761740), (70, 446162), (82, 380870), (140, 223081), (164, 190435), (205, 152348), (287, 108820), (410, 76174), (574, 54410), (820, 38087), (1148, 27205), (1435, 21764), (2870, 10882), (5441, 5740)]