1994960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2267}}^1$

素因数の和:2291

約数の個数: 40

約数和(自身を含む): 5062176

約数和(自身を除く): 3067216

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 2267, 4534, 9068, 11335, 18136, 22670, 24937, 36272, 45340, 49874, 90680, 99748, 124685, 181360, 199496, 249370, 398992, 498740, 997480, 1994960]

約数ペア:

[(1, 1994960), (2, 997480), (4, 498740), (5, 398992), (8, 249370), (10, 199496), (11, 181360), (16, 124685), (20, 99748), (22, 90680), (40, 49874), (44, 45340), (55, 36272), (80, 24937), (88, 22670), (110, 18136), (176, 11335), (220, 9068), (440, 4534), (880, 2267)]