28895480

素因数分解:

$2^3\times 5^1\times {\mathrm{461}}^1\times {\mathrm{1567}}^1$

素因数の和:2039

約数の個数: 32

約数和(自身を含む): 65197440

約数和(自身を除く): 36301960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 461, 922, 1567, 1844, 2305, 3134, 3688, 4610, 6268, 7835, 9220, 12536, 15670, 18440, 31340, 62680, 722387, 1444774, 2889548, 3611935, 5779096, 7223870, 14447740, 28895480]

約数ペア:

[(1, 28895480), (2, 14447740), (4, 7223870), (5, 5779096), (8, 3611935), (10, 2889548), (20, 1444774), (40, 722387), (461, 62680), (922, 31340), (1567, 18440), (1844, 15670), (2305, 12536), (3134, 9220), (3688, 7835), (4610, 6268)]