3942920

素因数分解:

$2^3\times 5^1\times {\mathrm{98573}}^1$

素因数の和:98584

約数の個数: 16

約数和(自身を含む): 8871660

約数和(自身を除く): 4928740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 98573, 197146, 394292, 492865, 788584, 985730, 1971460, 3942920]

約数ペア:

[(1, 3942920), (2, 1971460), (4, 985730), (5, 788584), (8, 492865), (10, 394292), (20, 197146), (40, 98573)]