12514460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1259}}^1$

素因数の和:1346

約数の個数: 48

約数和(自身を含む): 30481920

約数和(自身を除く): 17967460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1259, 1420, 1988, 2485, 2518, 4970, 5036, 6295, 8813, 9940, 12590, 17626, 25180, 35252, 44065, 88130, 89389, 176260, 178778, 357556, 446945, 625723, 893890, 1251446, 1787780, 2502892, 3128615, 6257230, 12514460]

約数ペア:

[(1, 12514460), (2, 6257230), (4, 3128615), (5, 2502892), (7, 1787780), (10, 1251446), (14, 893890), (20, 625723), (28, 446945), (35, 357556), (70, 178778), (71, 176260), (140, 89389), (142, 88130), (284, 44065), (355, 35252), (497, 25180), (710, 17626), (994, 12590), (1259, 9940), (1420, 8813), (1988, 6295), (2485, 5036), (2518, 4970)]