2016783920

素因数分解:

$2^4\times 5^1\times {\mathrm{2027}}^1\times {\mathrm{12437}}^1$

素因数の和:14477

約数の個数: 40

約数和(自身を含む): 4691713104

約数和(自身を除く): 2674929184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2027, 4054, 8108, 10135, 12437, 16216, 20270, 24874, 32432, 40540, 49748, 62185, 81080, 99496, 124370, 162160, 198992, 248740, 497480, 994960, 25209799, 50419598, 100839196, 126048995, 201678392, 252097990, 403356784, 504195980, 1008391960, 2016783920]

約数ペア:

[(1, 2016783920), (2, 1008391960), (4, 504195980), (5, 403356784), (8, 252097990), (10, 201678392), (16, 126048995), (20, 100839196), (40, 50419598), (80, 25209799), (2027, 994960), (4054, 497480), (8108, 248740), (10135, 198992), (12437, 162160), (16216, 124370), (20270, 99496), (24874, 81080), (32432, 62185), (40540, 49748)]