9997497.00000000

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{14197}}^1$

素因数の和:14281

約数の個数: 40

約数和(自身を含む): 190139616

約数和(自身を除く): 109500656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 14197, 28394, 56788, 70985, 113576, 141970, 227152, 283940, 567880, 1007987, 1135760, 2015974, 4031948, 5039935, 8063896, 10079870, 16127792, 20159740, 40319480, 80638960]

約数ペア:

[(1, 80638960), (2, 40319480), (4, 20159740), (5, 16127792), (8, 10079870), (10, 8063896), (16, 5039935), (20, 4031948), (40, 2015974), (71, 1135760), (80, 1007987), (142, 567880), (284, 283940), (355, 227152), (568, 141970), (710, 113576), (1136, 70985), (1420, 56788), (2840, 28394), (5680, 14197)]