19327520

素因数分解:

$2^5\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1069}}^1$

素因数の和:1197

約数の個数: 48

約数和(自身を含む): 46108440

約数和(自身を除く): 26780920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 113, 160, 226, 452, 565, 904, 1069, 1130, 1808, 2138, 2260, 3616, 4276, 4520, 5345, 8552, 9040, 10690, 17104, 18080, 21380, 34208, 42760, 85520, 120797, 171040, 241594, 483188, 603985, 966376, 1207970, 1932752, 2415940, 3865504, 4831880, 9663760, 19327520]

約数ペア:

[(1, 19327520), (2, 9663760), (4, 4831880), (5, 3865504), (8, 2415940), (10, 1932752), (16, 1207970), (20, 966376), (32, 603985), (40, 483188), (80, 241594), (113, 171040), (160, 120797), (226, 85520), (452, 42760), (565, 34208), (904, 21380), (1069, 18080), (1130, 17104), (1808, 10690), (2138, 9040), (2260, 8552), (3616, 5345), (4276, 4520)]