82780060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{2707}}^1$

素因数の和:2866

約数の個数: 48

約数和(自身を含む): 191076480

約数和(自身を除く): 108296420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 139, 220, 278, 556, 695, 1390, 1529, 2707, 2780, 3058, 5414, 6116, 7645, 10828, 13535, 15290, 27070, 29777, 30580, 54140, 59554, 119108, 148885, 297770, 376273, 595540, 752546, 1505092, 1881365, 3762730, 4139003, 7525460, 8278006, 16556012, 20695015, 41390030, 82780060]

約数ペア:

[(1, 82780060), (2, 41390030), (4, 20695015), (5, 16556012), (10, 8278006), (11, 7525460), (20, 4139003), (22, 3762730), (44, 1881365), (55, 1505092), (110, 752546), (139, 595540), (220, 376273), (278, 297770), (556, 148885), (695, 119108), (1390, 59554), (1529, 54140), (2707, 30580), (2780, 29777), (3058, 27070), (5414, 15290), (6116, 13535), (7645, 10828)]