8380380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{709}}^1$

素因数の和:918

約数の個数: 48

約数和(自身を含む): 23617440

約数和(自身を除く): 15237060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 197, 394, 591, 709, 788, 985, 1182, 1418, 1970, 2127, 2364, 2836, 2955, 3545, 3940, 4254, 5910, 7090, 8508, 10635, 11820, 14180, 21270, 42540, 139673, 279346, 419019, 558692, 698365, 838038, 1396730, 1676076, 2095095, 2793460, 4190190, 8380380]

約数ペア:

[(1, 8380380), (2, 4190190), (3, 2793460), (4, 2095095), (5, 1676076), (6, 1396730), (10, 838038), (12, 698365), (15, 558692), (20, 419019), (30, 279346), (60, 139673), (197, 42540), (394, 21270), (591, 14180), (709, 11820), (788, 10635), (985, 8508), (1182, 7090), (1418, 5910), (1970, 4254), (2127, 3940), (2364, 3545), (2836, 2955)]