126942680

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{21017}}^1$

素因数の和:21179

約数の個数: 32

約数和(自身を含む): 287526240

約数和(自身を除く): 160583560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 3020, 6040, 21017, 42034, 84068, 105085, 168136, 210170, 420340, 840680, 3173567, 6347134, 12694268, 15867835, 25388536, 31735670, 63471340, 126942680]

約数ペア:

[(1, 126942680), (2, 63471340), (4, 31735670), (5, 25388536), (8, 15867835), (10, 12694268), (20, 6347134), (40, 3173567), (151, 840680), (302, 420340), (604, 210170), (755, 168136), (1208, 105085), (1510, 84068), (3020, 42034), (6040, 21017)]