173639120

素因数分解:

$2^4\times 5^1\times {\mathrm{887}}^1\times {\mathrm{2447}}^1$

素因数の和:3347

約数の個数: 40

約数和(自身を含む): 404331264

約数和(自身を除く): 230692144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 887, 1774, 2447, 3548, 4435, 4894, 7096, 8870, 9788, 12235, 14192, 17740, 19576, 24470, 35480, 39152, 48940, 70960, 97880, 195760, 2170489, 4340978, 8681956, 10852445, 17363912, 21704890, 34727824, 43409780, 86819560, 173639120]

約数ペア:

[(1, 173639120), (2, 86819560), (4, 43409780), (5, 34727824), (8, 21704890), (10, 17363912), (16, 10852445), (20, 8681956), (40, 4340978), (80, 2170489), (887, 195760), (1774, 97880), (2447, 70960), (3548, 48940), (4435, 39152), (4894, 35480), (7096, 24470), (8870, 19576), (9788, 17740), (12235, 14192)]