1280457796

素因数分解:

$2^2\times {\mathrm{239}}^1\times {\mathrm{1339391}}^1$

素因数の和:1339634

約数の個数: 12

約数和(自身を含む): 2250178560

約数和(自身を除く): 969720764

約数列:

[1, 2, 4, 239, 478, 956, 1339391, 2678782, 5357564, 320114449, 640228898, 1280457796]

約数ペア:

[(1, 1280457796), (2, 640228898), (4, 320114449), (239, 5357564), (478, 2678782), (956, 1339391)]