118644560

素因数分解:

$2^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{5639}}^1$

素因数の和:5915

約数の個数: 40

約数和(自身を含む): 276946560

約数和(自身を除く): 158302000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 263, 526, 1052, 1315, 2104, 2630, 4208, 5260, 5639, 10520, 11278, 21040, 22556, 28195, 45112, 56390, 90224, 112780, 225560, 451120, 1483057, 2966114, 5932228, 7415285, 11864456, 14830570, 23728912, 29661140, 59322280, 118644560]

約数ペア:

[(1, 118644560), (2, 59322280), (4, 29661140), (5, 23728912), (8, 14830570), (10, 11864456), (16, 7415285), (20, 5932228), (40, 2966114), (80, 1483057), (263, 451120), (526, 225560), (1052, 112780), (1315, 90224), (2104, 56390), (2630, 45112), (4208, 28195), (5260, 22556), (5639, 21040), (10520, 11278)]