9959080

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{811}}^1$

素因数の和:1129

約数の個数: 32

約数和(自身を含む): 22508640

約数和(自身を除く): 12549560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 811, 1228, 1535, 1622, 2456, 3070, 3244, 4055, 6140, 6488, 8110, 12280, 16220, 32440, 248977, 497954, 995908, 1244885, 1991816, 2489770, 4979540, 9959080]

約数ペア:

[(1, 9959080), (2, 4979540), (4, 2489770), (5, 1991816), (8, 1244885), (10, 995908), (20, 497954), (40, 248977), (307, 32440), (614, 16220), (811, 12280), (1228, 8110), (1535, 6488), (1622, 6140), (2456, 4055), (3070, 3244)]