4612820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 10416000

約数和(自身を除く): 5803180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 61, 76, 95, 122, 190, 199, 244, 305, 380, 398, 610, 796, 995, 1159, 1220, 1990, 2318, 3781, 3980, 4636, 5795, 7562, 11590, 12139, 15124, 18905, 23180, 24278, 37810, 48556, 60695, 75620, 121390, 230641, 242780, 461282, 922564, 1153205, 2306410, 4612820]

約数ペア:

[(1, 4612820), (2, 2306410), (4, 1153205), (5, 922564), (10, 461282), (19, 242780), (20, 230641), (38, 121390), (61, 75620), (76, 60695), (95, 48556), (122, 37810), (190, 24278), (199, 23180), (244, 18905), (305, 15124), (380, 12139), (398, 11590), (610, 7562), (796, 5795), (995, 4636), (1159, 3980), (1220, 3781), (1990, 2318)]