3874520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7451}}^1$

素因数の和:7475

約数の個数: 32

約数和(自身を含む): 9389520

約数和(自身を除く): 5515000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 7451, 14902, 29804, 37255, 59608, 74510, 96863, 149020, 193726, 298040, 387452, 484315, 774904, 968630, 1937260, 3874520]

約数ペア:

[(1, 3874520), (2, 1937260), (4, 968630), (5, 774904), (8, 484315), (10, 387452), (13, 298040), (20, 193726), (26, 149020), (40, 96863), (52, 74510), (65, 59608), (104, 37255), (130, 29804), (260, 14902), (520, 7451)]