631844140

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{380629}}^1$

素因数の和:380721

約数の個数: 24

約数和(自身を含む): 1342862640

約数和(自身を除く): 711018500

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 380629, 761258, 1522516, 1903145, 3806290, 7612580, 31592207, 63184414, 126368828, 157961035, 315922070, 631844140]

約数ペア:

[(1, 631844140), (2, 315922070), (4, 157961035), (5, 126368828), (10, 63184414), (20, 31592207), (83, 7612580), (166, 3806290), (332, 1903145), (415, 1522516), (830, 761258), (1660, 380629)]