200403890

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{1181}}^1$

素因数の和:1498

約数の個数: 32

約数和(自身を含む): 367649280

約数和(自身を除く): 167245390

約数列:

[1, 2, 5, 10, 71, 142, 239, 355, 478, 710, 1181, 1195, 2362, 2390, 5905, 11810, 16969, 33938, 83851, 84845, 167702, 169690, 282259, 419255, 564518, 838510, 1411295, 2822590, 20040389, 40080778, 100201945, 200403890]

約数ペア:

[(1, 200403890), (2, 100201945), (5, 40080778), (10, 20040389), (71, 2822590), (142, 1411295), (239, 838510), (355, 564518), (478, 419255), (710, 282259), (1181, 169690), (1195, 167702), (2362, 84845), (2390, 83851), (5905, 33938), (11810, 16969)]