635980372

素因数分解:

$2^2\times {\mathrm{131}}^1\times {\mathrm{557}}^1\times {\mathrm{2179}}^1$

素因数の和:2871

約数の個数: 24

約数和(自身を含む): 1123990560

約数和(自身を除く): 488010188

約数列:

[1, 2, 4, 131, 262, 524, 557, 1114, 2179, 2228, 4358, 8716, 72967, 145934, 285449, 291868, 570898, 1141796, 1213703, 2427406, 4854812, 158995093, 317990186, 635980372]

約数ペア:

[(1, 635980372), (2, 317990186), (4, 158995093), (131, 4854812), (262, 2427406), (524, 1213703), (557, 1141796), (1114, 570898), (2179, 291868), (2228, 285449), (4358, 145934), (8716, 72967)]