12641540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37181}}^1$

素因数の和:37207

約数の個数: 24

約数和(自身を含む): 28109592

約数和(自身を除く): 15468052

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 37181, 74362, 148724, 185905, 371810, 632077, 743620, 1264154, 2528308, 3160385, 6320770, 12641540]

約数ペア:

[(1, 12641540), (2, 6320770), (4, 3160385), (5, 2528308), (10, 1264154), (17, 743620), (20, 632077), (34, 371810), (68, 185905), (85, 148724), (170, 74362), (340, 37181)]