20124080

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{10937}}^1$

素因数の和:10973

約数の個数: 40

約数和(自身を含む): 48827232

約数和(自身を除く): 28703152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 10937, 21874, 43748, 54685, 87496, 109370, 174992, 218740, 251551, 437480, 503102, 874960, 1006204, 1257755, 2012408, 2515510, 4024816, 5031020, 10062040, 20124080]

約数ペア:

[(1, 20124080), (2, 10062040), (4, 5031020), (5, 4024816), (8, 2515510), (10, 2012408), (16, 1257755), (20, 1006204), (23, 874960), (40, 503102), (46, 437480), (80, 251551), (92, 218740), (115, 174992), (184, 109370), (230, 87496), (368, 54685), (460, 43748), (920, 21874), (1840, 10937)]