9812560

素因数分解:

$2^4\times 5^1\times {\mathrm{173}}^1\times {\mathrm{709}}^1$

素因数の和:895

約数の個数: 40

約数和(自身を含む): 22978440

約数和(自身を除く): 13165880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 173, 346, 692, 709, 865, 1384, 1418, 1730, 2768, 2836, 3460, 3545, 5672, 6920, 7090, 11344, 13840, 14180, 28360, 56720, 122657, 245314, 490628, 613285, 981256, 1226570, 1962512, 2453140, 4906280, 9812560]

約数ペア:

[(1, 9812560), (2, 4906280), (4, 2453140), (5, 1962512), (8, 1226570), (10, 981256), (16, 613285), (20, 490628), (40, 245314), (80, 122657), (173, 56720), (346, 28360), (692, 14180), (709, 13840), (865, 11344), (1384, 7090), (1418, 6920), (1730, 5672), (2768, 3545), (2836, 3460)]