28207260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{156707}}^1$

素因数の和:156722

約数の個数: 36

約数和(自身を含む): 85562568

約数和(自身を除く): 57355308

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 156707, 313414, 470121, 626828, 783535, 940242, 1410363, 1567070, 1880484, 2350605, 2820726, 3134140, 4701210, 5641452, 7051815, 9402420, 14103630, 28207260]

約数ペア:

[(1, 28207260), (2, 14103630), (3, 9402420), (4, 7051815), (5, 5641452), (6, 4701210), (9, 3134140), (10, 2820726), (12, 2350605), (15, 1880484), (18, 1567070), (20, 1410363), (30, 940242), (36, 783535), (45, 626828), (60, 470121), (90, 313414), (180, 156707)]