47543620

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{193}}^1$

素因数の和:424

約数の個数: 48

約数和(自身を含む): 102175920

約数和(自身を除く): 54632300

約数列:

[1, 2, 4, 5, 10, 20, 109, 113, 193, 218, 226, 386, 436, 452, 545, 565, 772, 965, 1090, 1130, 1930, 2180, 2260, 3860, 12317, 21037, 21809, 24634, 42074, 43618, 49268, 61585, 84148, 87236, 105185, 109045, 123170, 210370, 218090, 246340, 420740, 436180, 2377181, 4754362, 9508724, 11885905, 23771810, 47543620]

約数ペア:

[(1, 47543620), (2, 23771810), (4, 11885905), (5, 9508724), (10, 4754362), (20, 2377181), (109, 436180), (113, 420740), (193, 246340), (218, 218090), (226, 210370), (386, 123170), (436, 109045), (452, 105185), (545, 87236), (565, 84148), (772, 61585), (965, 49268), (1090, 43618), (1130, 42074), (1930, 24634), (2180, 21809), (2260, 21037), (3860, 12317)]