9874520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{5741}}^1$

素因数の和:5795

約数の個数: 32

約数和(自身を含む): 22738320

約数和(自身を除く): 12863800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 5741, 11482, 22964, 28705, 45928, 57410, 114820, 229640, 246863, 493726, 987452, 1234315, 1974904, 2468630, 4937260, 9874520]

約数ペア:

[(1, 9874520), (2, 4937260), (4, 2468630), (5, 1974904), (8, 1234315), (10, 987452), (20, 493726), (40, 246863), (43, 229640), (86, 114820), (172, 57410), (215, 45928), (344, 28705), (430, 22964), (860, 11482), (1720, 5741)]