3866920

素因数分解:

$2^3\times 5^1\times {\mathrm{277}}^1\times {\mathrm{349}}^1$

素因数の和:637

約数の個数: 32

約数和(自身を含む): 8757000

約数和(自身を除く): 4890080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 277, 349, 554, 698, 1108, 1385, 1396, 1745, 2216, 2770, 2792, 3490, 5540, 6980, 11080, 13960, 96673, 193346, 386692, 483365, 773384, 966730, 1933460, 3866920]

約数ペア:

[(1, 3866920), (2, 1933460), (4, 966730), (5, 773384), (8, 483365), (10, 386692), (20, 193346), (40, 96673), (277, 13960), (349, 11080), (554, 6980), (698, 5540), (1108, 3490), (1385, 2792), (1396, 2770), (1745, 2216)]