20002460

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{34487}}^1$

素因数の和:34525

約数の個数: 24

約数和(自身を含む): 43454880

約数和(自身を除く): 23452420

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 34487, 68974, 137948, 172435, 344870, 689740, 1000123, 2000246, 4000492, 5000615, 10001230, 20002460]

約数ペア:

[(1, 20002460), (2, 10001230), (4, 5000615), (5, 4000492), (10, 2000246), (20, 1000123), (29, 689740), (58, 344870), (116, 172435), (145, 137948), (290, 68974), (580, 34487)]