2880457960

素因数分解:

$2^3\times 5^1\times {\mathrm{72011449}}^1$

素因数の和:72011460

約数の個数: 16

約数和(自身を含む): 6481030500

約数和(自身を除く): 3600572540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 72011449, 144022898, 288045796, 360057245, 576091592, 720114490, 1440228980, 2880457960]

約数ペア:

[(1, 2880457960), (2, 1440228980), (4, 720114490), (5, 576091592), (8, 360057245), (10, 288045796), (20, 144022898), (40, 72011449)]