31616140

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{6151}}^1$

素因数の和:6417

約数の個数: 24

約数和(自身を含む): 66663072

約数和(自身を除く): 35046932

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 6151, 12302, 24604, 30755, 61510, 123020, 1580807, 3161614, 6323228, 7904035, 15808070, 31616140]

約数ペア:

[(1, 31616140), (2, 15808070), (4, 7904035), (5, 6323228), (10, 3161614), (20, 1580807), (257, 123020), (514, 61510), (1028, 30755), (1285, 24604), (2570, 12302), (5140, 6151)]