1252206860

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1\times {\mathrm{3571}}^1$

素因数の和:3866

約数の個数: 48

約数和(自身を含む): 2673427680

約数和(自身を除く): 1421220820

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 197, 356, 394, 445, 788, 890, 985, 1780, 1970, 3571, 3940, 7142, 14284, 17533, 17855, 35066, 35710, 70132, 71420, 87665, 175330, 317819, 350660, 635638, 703487, 1271276, 1406974, 1589095, 2813948, 3178190, 3517435, 6356380, 7034870, 14069740, 62610343, 125220686, 250441372, 313051715, 626103430, 1252206860]

約数ペア:

[(1, 1252206860), (2, 626103430), (4, 313051715), (5, 250441372), (10, 125220686), (20, 62610343), (89, 14069740), (178, 7034870), (197, 6356380), (356, 3517435), (394, 3178190), (445, 2813948), (788, 1589095), (890, 1406974), (985, 1271276), (1780, 703487), (1970, 635638), (3571, 350660), (3940, 317819), (7142, 175330), (14284, 87665), (17533, 71420), (17855, 70132), (35066, 35710)]