400772012

素因数分解:

$2^2\times {\mathrm{37}}^2\times {\mathrm{163}}^1\times {\mathrm{449}}^1$

素因数の和:690

約数の個数: 36

約数和(自身を含む): 726856200

約数和(自身を除く): 326084188

約数列:

[1, 2, 4, 37, 74, 148, 163, 326, 449, 652, 898, 1369, 1796, 2738, 5476, 6031, 12062, 16613, 24124, 33226, 66452, 73187, 146374, 223147, 292748, 446294, 614681, 892588, 1229362, 2458724, 2707919, 5415838, 10831676, 100193003, 200386006, 400772012]

約数ペア:

[(1, 400772012), (2, 200386006), (4, 100193003), (37, 10831676), (74, 5415838), (148, 2707919), (163, 2458724), (326, 1229362), (449, 892588), (652, 614681), (898, 446294), (1369, 292748), (1796, 223147), (2738, 146374), (5476, 73187), (6031, 66452), (12062, 33226), (16613, 24124)]