40352870

素因数分解:

$2^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{9109}}^1$

素因数の和:9559

約数の個数: 16

約数和(自身を含む): 72807120

約数和(自身を除く): 32454250

約数列:

[1, 2, 5, 10, 443, 886, 2215, 4430, 9109, 18218, 45545, 91090, 4035287, 8070574, 20176435, 40352870]

約数ペア:

[(1, 40352870), (2, 20176435), (5, 8070574), (10, 4035287), (443, 91090), (886, 45545), (2215, 18218), (4430, 9109)]