71380340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{187843}}^1$

素因数の和:187871

約数の個数: 24

約数和(自身を含む): 157788960

約数和(自身を除く): 86408620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 187843, 375686, 751372, 939215, 1878430, 3569017, 3756860, 7138034, 14276068, 17845085, 35690170, 71380340]

約数ペア:

[(1, 71380340), (2, 35690170), (4, 17845085), (5, 14276068), (10, 7138034), (19, 3756860), (20, 3569017), (38, 1878430), (76, 939215), (95, 751372), (190, 375686), (380, 187843)]