12566162920

素因数分解:

$2^3\times 5^1\times {\mathrm{739}}^1\times {\mathrm{425107}}^1$

素因数の和:425857

約数の個数: 32

約数和(自身を含む): 28312192800

約数和(自身を除く): 15746029880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 739, 1478, 2956, 3695, 5912, 7390, 14780, 29560, 425107, 850214, 1700428, 2125535, 3400856, 4251070, 8502140, 17004280, 314154073, 628308146, 1256616292, 1570770365, 2513232584, 3141540730, 6283081460, 12566162920]

約数ペア:

[(1, 12566162920), (2, 6283081460), (4, 3141540730), (5, 2513232584), (8, 1570770365), (10, 1256616292), (20, 628308146), (40, 314154073), (739, 17004280), (1478, 8502140), (2956, 4251070), (3695, 3400856), (5912, 2125535), (7390, 1700428), (14780, 850214), (29560, 425107)]