90802840

素因数分解:

$2^3\times 5^1\times {\mathrm{2270071}}^1$

素因数の和:2270082

約数の個数: 16

約数和(自身を含む): 204306480

約数和(自身を除く): 113503640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2270071, 4540142, 9080284, 11350355, 18160568, 22700710, 45401420, 90802840]

約数ペア:

[(1, 90802840), (2, 45401420), (4, 22700710), (5, 18160568), (8, 11350355), (10, 9080284), (20, 4540142), (40, 2270071)]