57147020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{5167}}^1$

素因数の和:5262

約数の個数: 48

約数和(自身を含む): 138915840

約数和(自身を除く): 81768820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 2212, 2765, 5167, 5530, 10334, 11060, 20668, 25835, 36169, 51670, 72338, 103340, 144676, 180845, 361690, 408193, 723380, 816386, 1632772, 2040965, 2857351, 4081930, 5714702, 8163860, 11429404, 14286755, 28573510, 57147020]

約数ペア:

[(1, 57147020), (2, 28573510), (4, 14286755), (5, 11429404), (7, 8163860), (10, 5714702), (14, 4081930), (20, 2857351), (28, 2040965), (35, 1632772), (70, 816386), (79, 723380), (140, 408193), (158, 361690), (316, 180845), (395, 144676), (553, 103340), (790, 72338), (1106, 51670), (1580, 36169), (2212, 25835), (2765, 20668), (5167, 11060), (5530, 10334)]