20441810

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{70489}}^1$

素因数の和:70525

約数の個数: 16

約数和(自身を含む): 38064600

約数和(自身を除く): 17622790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 70489, 140978, 352445, 704890, 2044181, 4088362, 10220905, 20441810]

約数ペア:

[(1, 20441810), (2, 10220905), (5, 4088362), (10, 2044181), (29, 704890), (58, 352445), (145, 140978), (290, 70489)]