40299980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{287857}}^1$

素因数の和:287873

約数の個数: 24

約数和(自身を含む): 96720288

約数和(自身を除く): 56420308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 287857, 575714, 1151428, 1439285, 2014999, 2878570, 4029998, 5757140, 8059996, 10074995, 20149990, 40299980]

約数ペア:

[(1, 40299980), (2, 20149990), (4, 10074995), (5, 8059996), (7, 5757140), (10, 4029998), (14, 2878570), (20, 2014999), (28, 1439285), (35, 1151428), (70, 575714), (140, 287857)]