2001262840

素因数分解:

$2^3\times 5^1\times {\mathrm{50031571}}^1$

素因数の和:50031582

約数の個数: 16

約数和(自身を含む): 4502841480

約数和(自身を除く): 2501578640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50031571, 100063142, 200126284, 250157855, 400252568, 500315710, 1000631420, 2001262840]

約数ペア:

[(1, 2001262840), (2, 1000631420), (4, 500315710), (5, 400252568), (8, 250157855), (10, 200126284), (20, 100063142), (40, 50031571)]