2709860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 6120576

約数和(自身を除く): 3410716

約数列:

[1, 2, 4, 5, 10, 20, 23, 43, 46, 86, 92, 115, 137, 172, 215, 230, 274, 430, 460, 548, 685, 860, 989, 1370, 1978, 2740, 3151, 3956, 4945, 5891, 6302, 9890, 11782, 12604, 15755, 19780, 23564, 29455, 31510, 58910, 63020, 117820, 135493, 270986, 541972, 677465, 1354930, 2709860]

約数ペア:

[(1, 2709860), (2, 1354930), (4, 677465), (5, 541972), (10, 270986), (20, 135493), (23, 117820), (43, 63020), (46, 58910), (86, 31510), (92, 29455), (115, 23564), (137, 19780), (172, 15755), (215, 12604), (230, 11782), (274, 9890), (430, 6302), (460, 5891), (548, 4945), (685, 3956), (860, 3151), (989, 2740), (1370, 1978)]