61742620

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{20719}}^1$

素因数の和:20877

約数の個数: 24

約数和(自身を含む): 130536000

約数和(自身を除く): 68793380

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 20719, 41438, 82876, 103595, 207190, 414380, 3087131, 6174262, 12348524, 15435655, 30871310, 61742620]

約数ペア:

[(1, 61742620), (2, 30871310), (4, 15435655), (5, 12348524), (10, 6174262), (20, 3087131), (149, 414380), (298, 207190), (596, 103595), (745, 82876), (1490, 41438), (2980, 20719)]