7245660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{613}}^1$

素因数の和:822

約数の個数: 48

約数和(自身を含む): 20424096

約数和(自身を除く): 13178436

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 197, 394, 591, 613, 788, 985, 1182, 1226, 1839, 1970, 2364, 2452, 2955, 3065, 3678, 3940, 5910, 6130, 7356, 9195, 11820, 12260, 18390, 36780, 120761, 241522, 362283, 483044, 603805, 724566, 1207610, 1449132, 1811415, 2415220, 3622830, 7245660]

約数ペア:

[(1, 7245660), (2, 3622830), (3, 2415220), (4, 1811415), (5, 1449132), (6, 1207610), (10, 724566), (12, 603805), (15, 483044), (20, 362283), (30, 241522), (60, 120761), (197, 36780), (394, 18390), (591, 12260), (613, 11820), (788, 9195), (985, 7356), (1182, 6130), (1226, 5910), (1839, 3940), (1970, 3678), (2364, 3065), (2452, 2955)]