49191980

素因数分解:

$2^2\times 5^1\times {\mathrm{997}}^1\times {\mathrm{2467}}^1$

素因数の和:3473

約数の個数: 24

約数和(自身を含む): 103448688

約数和(自身を除く): 54256708

約数列:

[1, 2, 4, 5, 10, 20, 997, 1994, 2467, 3988, 4934, 4985, 9868, 9970, 12335, 19940, 24670, 49340, 2459599, 4919198, 9838396, 12297995, 24595990, 49191980]

約数ペア:

[(1, 49191980), (2, 24595990), (4, 12297995), (5, 9838396), (10, 4919198), (20, 2459599), (997, 49340), (1994, 24670), (2467, 19940), (3988, 12335), (4934, 9970), (4985, 9868)]