315023510

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1\times {\mathrm{1481}}^1$

素因数の和:1816

約数の個数: 32

約数和(自身を含む): 576201600

約数和(自身を除く): 261178090

約数列:

[1, 2, 5, 10, 89, 178, 239, 445, 478, 890, 1195, 1481, 2390, 2962, 7405, 14810, 21271, 42542, 106355, 131809, 212710, 263618, 353959, 659045, 707918, 1318090, 1769795, 3539590, 31502351, 63004702, 157511755, 315023510]

約数ペア:

[(1, 315023510), (2, 157511755), (5, 63004702), (10, 31502351), (89, 3539590), (178, 1769795), (239, 1318090), (445, 707918), (478, 659045), (890, 353959), (1195, 263618), (1481, 212710), (2390, 131809), (2962, 106355), (7405, 42542), (14810, 21271)]