398855640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{3323797}}^1$

素因数の和:3323811

約数の個数: 32

約数和(自身を含む): 1196567280

約数和(自身を除く): 797711640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 3323797, 6647594, 9971391, 13295188, 16618985, 19942782, 26590376, 33237970, 39885564, 49856955, 66475940, 79771128, 99713910, 132951880, 199427820, 398855640]

約数ペア:

[(1, 398855640), (2, 199427820), (3, 132951880), (4, 99713910), (5, 79771128), (6, 66475940), (8, 49856955), (10, 39885564), (12, 33237970), (15, 26590376), (20, 19942782), (24, 16618985), (30, 13295188), (40, 9971391), (60, 6647594), (120, 3323797)]