432920

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:227

約数の個数: 32

約数和(自身を含む): 993600

約数和(自身を除く): 560680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 137, 158, 274, 316, 395, 548, 632, 685, 790, 1096, 1370, 1580, 2740, 3160, 5480, 10823, 21646, 43292, 54115, 86584, 108230, 216460, 432920]

約数ペア:

[(1, 432920), (2, 216460), (4, 108230), (5, 86584), (8, 54115), (10, 43292), (20, 21646), (40, 10823), (79, 5480), (137, 3160), (158, 2740), (274, 1580), (316, 1370), (395, 1096), (548, 790), (632, 685)]