26967020

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{31357}}^1$

素因数の和:31409

約数の個数: 24

約数和(自身を含む): 57949584

約数和(自身を除く): 30982564

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 31357, 62714, 125428, 156785, 313570, 627140, 1348351, 2696702, 5393404, 6741755, 13483510, 26967020]

約数ペア:

[(1, 26967020), (2, 13483510), (4, 6741755), (5, 5393404), (10, 2696702), (20, 1348351), (43, 627140), (86, 313570), (172, 156785), (215, 125428), (430, 62714), (860, 31357)]