70007980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{500057}}^1$

素因数の和:500073

約数の個数: 24

約数和(自身を含む): 168019488

約数和(自身を除く): 98011508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 500057, 1000114, 2000228, 2500285, 3500399, 5000570, 7000798, 10001140, 14001596, 17501995, 35003990, 70007980]

約数ペア:

[(1, 70007980), (2, 35003990), (4, 17501995), (5, 14001596), (7, 10001140), (10, 7000798), (14, 5000570), (20, 3500399), (28, 2500285), (35, 2000228), (70, 1000114), (140, 500057)]