26681240

素因数分解:

$2^3\times 5^1\times {\mathrm{283}}^1\times {\mathrm{2357}}^1$

素因数の和:2651

約数の個数: 32

約数和(自身を含む): 60270480

約数和(自身を除く): 33589240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 283, 566, 1132, 1415, 2264, 2357, 2830, 4714, 5660, 9428, 11320, 11785, 18856, 23570, 47140, 94280, 667031, 1334062, 2668124, 3335155, 5336248, 6670310, 13340620, 26681240]

約数ペア:

[(1, 26681240), (2, 13340620), (4, 6670310), (5, 5336248), (8, 3335155), (10, 2668124), (20, 1334062), (40, 667031), (283, 94280), (566, 47140), (1132, 23570), (1415, 18856), (2264, 11785), (2357, 11320), (2830, 9428), (4714, 5660)]