79258640

素因数分解:

$2^4\times 5^1\times {\mathrm{990733}}^1$

素因数の和:990746

約数の個数: 20

約数和(自身を含む): 184276524

約数和(自身を除く): 105017884

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 990733, 1981466, 3962932, 4953665, 7925864, 9907330, 15851728, 19814660, 39629320, 79258640]

約数ペア:

[(1, 79258640), (2, 39629320), (4, 19814660), (5, 15851728), (8, 9907330), (10, 7925864), (16, 4953665), (20, 3962932), (40, 1981466), (80, 990733)]