87046820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{13229}}^1$

素因数の和:13292

約数の個数: 48

約数和(自身を含む): 213373440

約数和(自身を除く): 126326620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 6580, 13229, 26458, 52916, 66145, 92603, 132290, 185206, 264580, 370412, 463015, 621763, 926030, 1243526, 1852060, 2487052, 3108815, 4352341, 6217630, 8704682, 12435260, 17409364, 21761705, 43523410, 87046820]

約数ペア:

[(1, 87046820), (2, 43523410), (4, 21761705), (5, 17409364), (7, 12435260), (10, 8704682), (14, 6217630), (20, 4352341), (28, 3108815), (35, 2487052), (47, 1852060), (70, 1243526), (94, 926030), (140, 621763), (188, 463015), (235, 370412), (329, 264580), (470, 185206), (658, 132290), (940, 92603), (1316, 66145), (1645, 52916), (3290, 26458), (6580, 13229)]