40381580

素因数分解:

$2^2\times 5^1\times {\mathrm{433}}^1\times {\mathrm{4663}}^1$

素因数の和:5105

約数の個数: 24

約数和(自身を含む): 85015392

約数和(自身を除く): 44633812

約数列:

[1, 2, 4, 5, 10, 20, 433, 866, 1732, 2165, 4330, 4663, 8660, 9326, 18652, 23315, 46630, 93260, 2019079, 4038158, 8076316, 10095395, 20190790, 40381580]

約数ペア:

[(1, 40381580), (2, 20190790), (4, 10095395), (5, 8076316), (10, 4038158), (20, 2019079), (433, 93260), (866, 46630), (1732, 23315), (2165, 18652), (4330, 9326), (4663, 8660)]