3818990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{613}}^1$

素因数の和:716

約数の個数: 32

約数和(自身を含む): 7957440

約数和(自身を除く): 4138450

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 613, 623, 890, 1226, 1246, 3065, 3115, 4291, 6130, 6230, 8582, 21455, 42910, 54557, 109114, 272785, 381899, 545570, 763798, 1909495, 3818990]

約数ペア:

[(1, 3818990), (2, 1909495), (5, 763798), (7, 545570), (10, 381899), (14, 272785), (35, 109114), (70, 54557), (89, 42910), (178, 21455), (445, 8582), (613, 6230), (623, 6130), (890, 4291), (1226, 3115), (1246, 3065)]