12756460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{2207}}^1$

素因数の和:2250

約数の個数: 36

約数和(自身を含む): 28469952

約数和(自身を除く): 15713492

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2207, 2890, 4414, 5780, 8828, 11035, 22070, 37519, 44140, 75038, 150076, 187595, 375190, 637823, 750380, 1275646, 2551292, 3189115, 6378230, 12756460]

約数ペア:

[(1, 12756460), (2, 6378230), (4, 3189115), (5, 2551292), (10, 1275646), (17, 750380), (20, 637823), (34, 375190), (68, 187595), (85, 150076), (170, 75038), (289, 44140), (340, 37519), (578, 22070), (1156, 11035), (1445, 8828), (2207, 5780), (2890, 4414)]