67928420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{25537}}^1$

素因数の和:25572

約数の個数: 48

約数和(自身を含む): 171615360

約数和(自身を除く): 103686940

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 25537, 51074, 102148, 127685, 178759, 255370, 357518, 485203, 510740, 715036, 893795, 970406, 1787590, 1940812, 2426015, 3396421, 3575180, 4852030, 6792842, 9704060, 13585684, 16982105, 33964210, 67928420]

約数ペア:

[(1, 67928420), (2, 33964210), (4, 16982105), (5, 13585684), (7, 9704060), (10, 6792842), (14, 4852030), (19, 3575180), (20, 3396421), (28, 2426015), (35, 1940812), (38, 1787590), (70, 970406), (76, 893795), (95, 715036), (133, 510740), (140, 485203), (190, 357518), (266, 255370), (380, 178759), (532, 127685), (665, 102148), (1330, 51074), (2660, 25537)]