72946840

素因数分解:

$2^3\times 5^1\times {\mathrm{1823671}}^1$

素因数の和:1823682

約数の個数: 16

約数和(自身を含む): 164130480

約数和(自身を除く): 91183640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1823671, 3647342, 7294684, 9118355, 14589368, 18236710, 36473420, 72946840]

約数ペア:

[(1, 72946840), (2, 36473420), (4, 18236710), (5, 14589368), (8, 9118355), (10, 7294684), (20, 3647342), (40, 1823671)]