12606020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{709}}^1$

素因数の和:852

約数の個数: 48

約数和(自身を含む): 30535680

約数和(自身を除く): 17929660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 254, 508, 635, 709, 889, 1270, 1418, 1778, 2540, 2836, 3545, 3556, 4445, 4963, 7090, 8890, 9926, 14180, 17780, 19852, 24815, 49630, 90043, 99260, 180086, 360172, 450215, 630301, 900430, 1260602, 1800860, 2521204, 3151505, 6303010, 12606020]

約数ペア:

[(1, 12606020), (2, 6303010), (4, 3151505), (5, 2521204), (7, 1800860), (10, 1260602), (14, 900430), (20, 630301), (28, 450215), (35, 360172), (70, 180086), (127, 99260), (140, 90043), (254, 49630), (508, 24815), (635, 19852), (709, 17780), (889, 14180), (1270, 9926), (1418, 8890), (1778, 7090), (2540, 4963), (2836, 4445), (3545, 3556)]