18765060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2099}}^1$

素因数の和:2260

約数の個数: 48

約数和(自身を含む): 52920000

約数和(自身を除く): 34154940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 149, 298, 447, 596, 745, 894, 1490, 1788, 2099, 2235, 2980, 4198, 4470, 6297, 8396, 8940, 10495, 12594, 20990, 25188, 31485, 41980, 62970, 125940, 312751, 625502, 938253, 1251004, 1563755, 1876506, 3127510, 3753012, 4691265, 6255020, 9382530, 18765060]

約数ペア:

[(1, 18765060), (2, 9382530), (3, 6255020), (4, 4691265), (5, 3753012), (6, 3127510), (10, 1876506), (12, 1563755), (15, 1251004), (20, 938253), (30, 625502), (60, 312751), (149, 125940), (298, 62970), (447, 41980), (596, 31485), (745, 25188), (894, 20990), (1490, 12594), (1788, 10495), (2099, 8940), (2235, 8396), (2980, 6297), (4198, 4470)]