487008620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1783}}^1\times {\mathrm{1951}}^1$

素因数の和:3750

約数の個数: 48

約数和(自身を含む): 1170075648

約数和(自身を除く): 683067028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1783, 1951, 3566, 3902, 7132, 7804, 8915, 9755, 12481, 13657, 17830, 19510, 24962, 27314, 35660, 39020, 49924, 54628, 62405, 68285, 124810, 136570, 249620, 273140, 3478633, 6957266, 13914532, 17393165, 24350431, 34786330, 48700862, 69572660, 97401724, 121752155, 243504310, 487008620]

約数ペア:

[(1, 487008620), (2, 243504310), (4, 121752155), (5, 97401724), (7, 69572660), (10, 48700862), (14, 34786330), (20, 24350431), (28, 17393165), (35, 13914532), (70, 6957266), (140, 3478633), (1783, 273140), (1951, 249620), (3566, 136570), (3902, 124810), (7132, 68285), (7804, 62405), (8915, 54628), (9755, 49924), (12481, 39020), (13657, 35660), (17830, 27314), (19510, 24962)]