7897040

素因数分解:

$2^4\times 5^1\times {\mathrm{98713}}^1$

素因数の和:98726

約数の個数: 20

約数和(自身を含む): 18360804

約数和(自身を除く): 10463764

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 98713, 197426, 394852, 493565, 789704, 987130, 1579408, 1974260, 3948520, 7897040]

約数ペア:

[(1, 7897040), (2, 3948520), (4, 1974260), (5, 1579408), (8, 987130), (10, 789704), (16, 493565), (20, 394852), (40, 197426), (80, 98713)]