49935020

素因数分解:

$2^2\times 5^1\times {\mathrm{1249}}^1\times {\mathrm{1999}}^1$

素因数の和:3257

約数の個数: 24

約数和(自身を含む): 105000000

約数和(自身を除く): 55064980

約数列:

[1, 2, 4, 5, 10, 20, 1249, 1999, 2498, 3998, 4996, 6245, 7996, 9995, 12490, 19990, 24980, 39980, 2496751, 4993502, 9987004, 12483755, 24967510, 49935020]

約数ペア:

[(1, 49935020), (2, 24967510), (4, 12483755), (5, 9987004), (10, 4993502), (20, 2496751), (1249, 39980), (1999, 24980), (2498, 19990), (3998, 12490), (4996, 9995), (6245, 7996)]