15660920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{35593}}^1$

素因数の和:35615

約数の個数: 32

約数和(自身を含む): 38441520

約数和(自身を除く): 22780600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 35593, 71186, 142372, 177965, 284744, 355930, 391523, 711860, 783046, 1423720, 1566092, 1957615, 3132184, 3915230, 7830460, 15660920]

約数ペア:

[(1, 15660920), (2, 7830460), (4, 3915230), (5, 3132184), (8, 1957615), (10, 1566092), (11, 1423720), (20, 783046), (22, 711860), (40, 391523), (44, 355930), (55, 284744), (88, 177965), (110, 142372), (220, 71186), (440, 35593)]