90641360

素因数分解:

$2^4\times 5^1\times {\mathrm{1133017}}^1$

素因数の和:1133030

約数の個数: 20

約数和(自身を含む): 210741348

約数和(自身を除く): 120099988

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1133017, 2266034, 4532068, 5665085, 9064136, 11330170, 18128272, 22660340, 45320680, 90641360]

約数ペア:

[(1, 90641360), (2, 45320680), (4, 22660340), (5, 18128272), (8, 11330170), (10, 9064136), (16, 5665085), (20, 4532068), (40, 2266034), (80, 1133017)]