2080478512

素因数分解:

$2^4\times 7^1\times {\mathrm{977}}^1\times {\mathrm{19013}}^1$

素因数の和:20005

約数の個数: 40

約数和(自身を含む): 4611731616

約数和(自身を除く): 2531253104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 977, 1954, 3908, 6839, 7816, 13678, 15632, 19013, 27356, 38026, 54712, 76052, 109424, 133091, 152104, 266182, 304208, 532364, 1064728, 2129456, 18575701, 37151402, 74302804, 130029907, 148605608, 260059814, 297211216, 520119628, 1040239256, 2080478512]

約数ペア:

[(1, 2080478512), (2, 1040239256), (4, 520119628), (7, 297211216), (8, 260059814), (14, 148605608), (16, 130029907), (28, 74302804), (56, 37151402), (112, 18575701), (977, 2129456), (1954, 1064728), (3908, 532364), (6839, 304208), (7816, 266182), (13678, 152104), (15632, 133091), (19013, 109424), (27356, 76052), (38026, 54712)]