5042660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{199}}^1$

素因数の和:396

約数の個数: 48

約数和(自身を含む): 12230400

約数和(自身を除く): 7187740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 181, 199, 362, 398, 724, 796, 905, 995, 1267, 1393, 1810, 1990, 2534, 2786, 3620, 3980, 5068, 5572, 6335, 6965, 12670, 13930, 25340, 27860, 36019, 72038, 144076, 180095, 252133, 360190, 504266, 720380, 1008532, 1260665, 2521330, 5042660]

約数ペア:

[(1, 5042660), (2, 2521330), (4, 1260665), (5, 1008532), (7, 720380), (10, 504266), (14, 360190), (20, 252133), (28, 180095), (35, 144076), (70, 72038), (140, 36019), (181, 27860), (199, 25340), (362, 13930), (398, 12670), (724, 6965), (796, 6335), (905, 5572), (995, 5068), (1267, 3980), (1393, 3620), (1810, 2786), (1990, 2534)]