355240

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:201

約数の個数: 32

約数和(自身を含む): 816480

約数和(自身を除く): 461240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 107, 166, 214, 332, 415, 428, 535, 664, 830, 856, 1070, 1660, 2140, 3320, 4280, 8881, 17762, 35524, 44405, 71048, 88810, 177620, 355240]

約数ペア:

[(1, 355240), (2, 177620), (4, 88810), (5, 71048), (8, 44405), (10, 35524), (20, 17762), (40, 8881), (83, 4280), (107, 3320), (166, 2140), (214, 1660), (332, 1070), (415, 856), (428, 830), (535, 664)]