40881320

素因数分解:

$2^3\times 5^1\times {\mathrm{1022033}}^1$

素因数の和:1022044

約数の個数: 16

約数和(自身を含む): 91983060

約数和(自身を除く): 51101740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1022033, 2044066, 4088132, 5110165, 8176264, 10220330, 20440660, 40881320]

約数ペア:

[(1, 40881320), (2, 20440660), (4, 10220330), (5, 8176264), (8, 5110165), (10, 4088132), (20, 2044066), (40, 1022033)]