664422670

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1545169}}^1$

素因数の和:1545219

約数の個数: 16

約数和(自身を含む): 1223774640

約数和(自身を除く): 559351970

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 1545169, 3090338, 7725845, 15451690, 66442267, 132884534, 332211335, 664422670]

約数ペア:

[(1, 664422670), (2, 332211335), (5, 132884534), (10, 66442267), (43, 15451690), (86, 7725845), (215, 3090338), (430, 1545169)]