27865010

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1$

素因数の和:466

約数の個数: 32

約数和(自身を含む): 51321600

約数和(自身を除く): 23456590

約数列:

[1, 2, 5, 10, 89, 131, 178, 239, 262, 445, 478, 655, 890, 1195, 1310, 2390, 11659, 21271, 23318, 31309, 42542, 58295, 62618, 106355, 116590, 156545, 212710, 313090, 2786501, 5573002, 13932505, 27865010]

約数ペア:

[(1, 27865010), (2, 13932505), (5, 5573002), (10, 2786501), (89, 313090), (131, 212710), (178, 156545), (239, 116590), (262, 106355), (445, 62618), (478, 58295), (655, 42542), (890, 31309), (1195, 23318), (1310, 21271), (2390, 11659)]