42189820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{2237}}^1$

素因数の和:2310

約数の個数: 48

約数和(自身を含む): 94747968

約数和(自身を除く): 52558148

約数列:

[1, 2, 4, 5, 10, 20, 23, 41, 46, 82, 92, 115, 164, 205, 230, 410, 460, 820, 943, 1886, 2237, 3772, 4474, 4715, 8948, 9430, 11185, 18860, 22370, 44740, 51451, 91717, 102902, 183434, 205804, 257255, 366868, 458585, 514510, 917170, 1029020, 1834340, 2109491, 4218982, 8437964, 10547455, 21094910, 42189820]

約数ペア:

[(1, 42189820), (2, 21094910), (4, 10547455), (5, 8437964), (10, 4218982), (20, 2109491), (23, 1834340), (41, 1029020), (46, 917170), (82, 514510), (92, 458585), (115, 366868), (164, 257255), (205, 205804), (230, 183434), (410, 102902), (460, 91717), (820, 51451), (943, 44740), (1886, 22370), (2237, 18860), (3772, 11185), (4474, 9430), (4715, 8948)]