121509680

素因数分解:

$2^4\times 5^1\times {\mathrm{1518871}}^1$

素因数の和:1518884

約数の個数: 20

約数和(自身を含む): 282510192

約数和(自身を除く): 161000512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1518871, 3037742, 6075484, 7594355, 12150968, 15188710, 24301936, 30377420, 60754840, 121509680]

約数ペア:

[(1, 121509680), (2, 60754840), (4, 30377420), (5, 24301936), (8, 15188710), (10, 12150968), (16, 7594355), (20, 6075484), (40, 3037742), (80, 1518871)]