123680080060

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{31075397}}^1$

素因数の和:31075605

約数の個数: 24

約数和(自身を含む): 261033343200

約数和(自身を除く): 137353263140

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 31075397, 62150794, 124301588, 155376985, 310753970, 621507940, 6184004003, 12368008006, 24736016012, 30920020015, 61840040030, 123680080060]

約数ペア:

[(1, 123680080060), (2, 61840040030), (4, 30920020015), (5, 24736016012), (10, 12368008006), (20, 6184004003), (199, 621507940), (398, 310753970), (796, 155376985), (995, 124301588), (1990, 62150794), (3980, 31075397)]