219022840

素因数分解:

$2^3\times 5^1\times {\mathrm{5475571}}^1$

素因数の和:5475582

約数の個数: 16

約数和(自身を含む): 492801480

約数和(自身を除く): 273778640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5475571, 10951142, 21902284, 27377855, 43804568, 54755710, 109511420, 219022840]

約数ペア:

[(1, 219022840), (2, 109511420), (4, 54755710), (5, 43804568), (8, 27377855), (10, 21902284), (20, 10951142), (40, 5475571)]