1547980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11057}}^1$

素因数の和:11073

約数の個数: 24

約数和(自身を含む): 3715488

約数和(自身を除く): 2167508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 11057, 22114, 44228, 55285, 77399, 110570, 154798, 221140, 309596, 386995, 773990, 1547980]

約数ペア:

[(1, 1547980), (2, 773990), (4, 386995), (5, 309596), (7, 221140), (10, 154798), (14, 110570), (20, 77399), (28, 55285), (35, 44228), (70, 22114), (140, 11057)]