39187390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{8689}}^1$

素因数の和:8748

約数の個数: 32

約数和(自身を含む): 78835680

約数和(自身を除く): 39648290

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 902, 2255, 4510, 8689, 17378, 43445, 86890, 95579, 191158, 356249, 477895, 712498, 955790, 1781245, 3562490, 3918739, 7837478, 19593695, 39187390]

約数ペア:

[(1, 39187390), (2, 19593695), (5, 7837478), (10, 3918739), (11, 3562490), (22, 1781245), (41, 955790), (55, 712498), (82, 477895), (110, 356249), (205, 191158), (410, 95579), (451, 86890), (902, 43445), (2255, 17378), (4510, 8689)]