2980408060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{167627}}^1$

素因数の和:167770

約数の個数: 48

約数和(自身を含む): 7209345024

約数和(自身を除く): 4228936964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 254, 508, 635, 889, 1270, 1778, 2540, 3556, 4445, 8890, 17780, 167627, 335254, 670508, 838135, 1173389, 1676270, 2346778, 3352540, 4693556, 5866945, 11733890, 21288629, 23467780, 42577258, 85154516, 106443145, 149020403, 212886290, 298040806, 425772580, 596081612, 745102015, 1490204030, 2980408060]

約数ペア:

[(1, 2980408060), (2, 1490204030), (4, 745102015), (5, 596081612), (7, 425772580), (10, 298040806), (14, 212886290), (20, 149020403), (28, 106443145), (35, 85154516), (70, 42577258), (127, 23467780), (140, 21288629), (254, 11733890), (508, 5866945), (635, 4693556), (889, 3352540), (1270, 2346778), (1778, 1676270), (2540, 1173389), (3556, 838135), (4445, 670508), (8890, 335254), (17780, 167627)]