38856880

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{6841}}^1$

素因数の和:6925

約数の個数: 40

約数和(自身を含む): 91628064

約数和(自身を除く): 52771184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 6841, 13682, 27364, 34205, 54728, 68410, 109456, 136820, 273640, 485711, 547280, 971422, 1942844, 2428555, 3885688, 4857110, 7771376, 9714220, 19428440, 38856880]

約数ペア:

[(1, 38856880), (2, 19428440), (4, 9714220), (5, 7771376), (8, 4857110), (10, 3885688), (16, 2428555), (20, 1942844), (40, 971422), (71, 547280), (80, 485711), (142, 273640), (284, 136820), (355, 109456), (568, 68410), (710, 54728), (1136, 34205), (1420, 27364), (2840, 13682), (5680, 6841)]