79253840

素因数分解:

$2^4\times 5^1\times {\mathrm{990673}}^1$

素因数の和:990686

約数の個数: 20

約数和(自身を含む): 184265364

約数和(自身を除く): 105011524

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 990673, 1981346, 3962692, 4953365, 7925384, 9906730, 15850768, 19813460, 39626920, 79253840]

約数ペア:

[(1, 79253840), (2, 39626920), (4, 19813460), (5, 15850768), (8, 9906730), (10, 7925384), (16, 4953365), (20, 3962692), (40, 1981346), (80, 990673)]