40397140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{288551}}^1$

素因数の和:288567

約数の個数: 24

約数和(自身を含む): 96953472

約数和(自身を除く): 56556332

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 288551, 577102, 1154204, 1442755, 2019857, 2885510, 4039714, 5771020, 8079428, 10099285, 20198570, 40397140]

約数ペア:

[(1, 40397140), (2, 20198570), (4, 10099285), (5, 8079428), (7, 5771020), (10, 4039714), (14, 2885510), (20, 2019857), (28, 1442755), (35, 1154204), (70, 577102), (140, 288551)]