2120828

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:469

約数の個数: 24

約数和(自身を含む): 3931200

約数和(自身を除く): 1810372

約数列:

[1, 2, 4, 29, 47, 58, 94, 116, 188, 389, 778, 1363, 1556, 2726, 5452, 11281, 18283, 22562, 36566, 45124, 73132, 530207, 1060414, 2120828]

約数ペア:

[(1, 2120828), (2, 1060414), (4, 530207), (29, 73132), (47, 45124), (58, 36566), (94, 22562), (116, 18283), (188, 11281), (389, 5452), (778, 2726), (1363, 1556)]