83943740

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{97609}}^1$

素因数の和:97661

約数の個数: 24

約数和(自身を含む): 180383280

約数和(自身を除く): 96439540

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 97609, 195218, 390436, 488045, 976090, 1952180, 4197187, 8394374, 16788748, 20985935, 41971870, 83943740]

約数ペア:

[(1, 83943740), (2, 41971870), (4, 20985935), (5, 16788748), (10, 8394374), (20, 4197187), (43, 1952180), (86, 976090), (172, 488045), (215, 390436), (430, 195218), (860, 97609)]