508442840

素因数分解:

$2^3\times 5^1\times {\mathrm{12711071}}^1$

素因数の和:12711082

約数の個数: 16

約数和(自身を含む): 1143996480

約数和(自身を除く): 635553640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 12711071, 25422142, 50844284, 63555355, 101688568, 127110710, 254221420, 508442840]

約数ペア:

[(1, 508442840), (2, 254221420), (4, 127110710), (5, 101688568), (8, 63555355), (10, 50844284), (20, 25422142), (40, 12711071)]