28180336

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1049}}^1$

素因数の和:1153

約数の個数: 40

約数和(自身を含む): 57808800

約数和(自身を除く): 29628464

約数列:

[1, 2, 4, 8, 16, 23, 46, 73, 92, 146, 184, 292, 368, 584, 1049, 1168, 1679, 2098, 3358, 4196, 6716, 8392, 13432, 16784, 24127, 26864, 48254, 76577, 96508, 153154, 193016, 306308, 386032, 612616, 1225232, 1761271, 3522542, 7045084, 14090168, 28180336]

約数ペア:

[(1, 28180336), (2, 14090168), (4, 7045084), (8, 3522542), (16, 1761271), (23, 1225232), (46, 612616), (73, 386032), (92, 306308), (146, 193016), (184, 153154), (292, 96508), (368, 76577), (584, 48254), (1049, 26864), (1168, 24127), (1679, 16784), (2098, 13432), (3358, 8392), (4196, 6716)]