40177520

素因数分解:

$2^4\times 5^1\times {\mathrm{173}}^1\times {\mathrm{2903}}^1$

素因数の和:3089

約数の個数: 40

約数和(自身を含む): 93985056

約数和(自身を除く): 53807536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 173, 346, 692, 865, 1384, 1730, 2768, 2903, 3460, 5806, 6920, 11612, 13840, 14515, 23224, 29030, 46448, 58060, 116120, 232240, 502219, 1004438, 2008876, 2511095, 4017752, 5022190, 8035504, 10044380, 20088760, 40177520]

約数ペア:

[(1, 40177520), (2, 20088760), (4, 10044380), (5, 8035504), (8, 5022190), (10, 4017752), (16, 2511095), (20, 2008876), (40, 1004438), (80, 502219), (173, 232240), (346, 116120), (692, 58060), (865, 46448), (1384, 29030), (1730, 23224), (2768, 14515), (2903, 13840), (3460, 11612), (5806, 6920)]