211329860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{32117}}^1$

素因数の和:32180

約数の個数: 48

約数和(自身を含む): 517999104

約数和(自身を除く): 306669244

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, 32117, 64234, 128468, 160585, 224819, 321170, 449638, 642340, 899276, 1124095, 1509499, 2248190, 3018998, 4496380, 6037996, 7547495, 10566493, 15094990, 21132986, 30189980, 42265972, 52832465, 105664930, 211329860]

約数ペア:

[(1, 211329860), (2, 105664930), (4, 52832465), (5, 42265972), (7, 30189980), (10, 21132986), (14, 15094990), (20, 10566493), (28, 7547495), (35, 6037996), (47, 4496380), (70, 3018998), (94, 2248190), (140, 1509499), (188, 1124095), (235, 899276), (329, 642340), (470, 449638), (658, 321170), (940, 224819), (1316, 160585), (1645, 128468), (3290, 64234), (6580, 32117)]