10278280

素因数分解:

$2^3\times 5^1\times {\mathrm{256957}}^1$

素因数の和:256968

約数の個数: 16

約数和(自身を含む): 23126220

約数和(自身を除く): 12847940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 256957, 513914, 1027828, 1284785, 2055656, 2569570, 5139140, 10278280]

約数ペア:

[(1, 10278280), (2, 5139140), (4, 2569570), (5, 2055656), (8, 1284785), (10, 1027828), (20, 513914), (40, 256957)]