12907480

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{2137}}^1$

素因数の和:2299

約数の個数: 32

約数和(自身を含む): 29247840

約数和(自身を除く): 16340360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 2137, 3020, 4274, 6040, 8548, 10685, 17096, 21370, 42740, 85480, 322687, 645374, 1290748, 1613435, 2581496, 3226870, 6453740, 12907480]

約数ペア:

[(1, 12907480), (2, 6453740), (4, 3226870), (5, 2581496), (8, 1613435), (10, 1290748), (20, 645374), (40, 322687), (151, 85480), (302, 42740), (604, 21370), (755, 17096), (1208, 10685), (1510, 8548), (2137, 6040), (3020, 4274)]