12712980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{30269}}^1$

素因数の和:30288

約数の個数: 48

約数和(自身を含む): 40682880

約数和(自身を除く): 27969900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 30269, 60538, 90807, 121076, 151345, 181614, 211883, 302690, 363228, 423766, 454035, 605380, 635649, 847532, 908070, 1059415, 1271298, 1816140, 2118830, 2542596, 3178245, 4237660, 6356490, 12712980]

約数ペア:

[(1, 12712980), (2, 6356490), (3, 4237660), (4, 3178245), (5, 2542596), (6, 2118830), (7, 1816140), (10, 1271298), (12, 1059415), (14, 908070), (15, 847532), (20, 635649), (21, 605380), (28, 454035), (30, 423766), (35, 363228), (42, 302690), (60, 211883), (70, 181614), (84, 151345), (105, 121076), (140, 90807), (210, 60538), (420, 30269)]