55132140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{131267}}^1$

素因数の和:131286

約数の個数: 48

約数和(自身を含む): 176424192

約数和(自身を除く): 121292052

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 131267, 262534, 393801, 525068, 656335, 787602, 918869, 1312670, 1575204, 1837738, 1969005, 2625340, 2756607, 3675476, 3938010, 4594345, 5513214, 7876020, 9188690, 11026428, 13783035, 18377380, 27566070, 55132140]

約数ペア:

[(1, 55132140), (2, 27566070), (3, 18377380), (4, 13783035), (5, 11026428), (6, 9188690), (7, 7876020), (10, 5513214), (12, 4594345), (14, 3938010), (15, 3675476), (20, 2756607), (21, 2625340), (28, 1969005), (30, 1837738), (35, 1575204), (42, 1312670), (60, 918869), (70, 787602), (84, 656335), (105, 525068), (140, 393801), (210, 262534), (420, 131267)]