79306840

素因数分解:

$2^3\times 5^1\times {\mathrm{1982671}}^1$

素因数の和:1982682

約数の個数: 16

約数和(自身を含む): 178440480

約数和(自身を除く): 99133640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1982671, 3965342, 7930684, 9913355, 15861368, 19826710, 39653420, 79306840]

約数ペア:

[(1, 79306840), (2, 39653420), (4, 19826710), (5, 15861368), (8, 9913355), (10, 7930684), (20, 3965342), (40, 1982671)]