2085655280

素因数分解:

$2^4\times 5^1\times {\mathrm{1223}}^1\times {\mathrm{21317}}^1$

素因数の和:22553

約数の個数: 40

約数和(自身を含む): 4853341152

約数和(自身を除く): 2767685872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1223, 2446, 4892, 6115, 9784, 12230, 19568, 21317, 24460, 42634, 48920, 85268, 97840, 106585, 170536, 213170, 341072, 426340, 852680, 1705360, 26070691, 52141382, 104282764, 130353455, 208565528, 260706910, 417131056, 521413820, 1042827640, 2085655280]

約数ペア:

[(1, 2085655280), (2, 1042827640), (4, 521413820), (5, 417131056), (8, 260706910), (10, 208565528), (16, 130353455), (20, 104282764), (40, 52141382), (80, 26070691), (1223, 1705360), (2446, 852680), (4892, 426340), (6115, 341072), (9784, 213170), (12230, 170536), (19568, 106585), (21317, 97840), (24460, 85268), (42634, 48920)]