12877620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{30661}}^1$

素因数の和:30680

約数の個数: 48

約数和(自身を含む): 41209728

約数和(自身を除く): 28332108

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, 30661, 61322, 91983, 122644, 153305, 183966, 214627, 306610, 367932, 429254, 459915, 613220, 643881, 858508, 919830, 1073135, 1287762, 1839660, 2146270, 2575524, 3219405, 4292540, 6438810, 12877620]

約数ペア:

[(1, 12877620), (2, 6438810), (3, 4292540), (4, 3219405), (5, 2575524), (6, 2146270), (7, 1839660), (10, 1287762), (12, 1073135), (14, 919830), (15, 858508), (20, 643881), (21, 613220), (28, 459915), (30, 429254), (35, 367932), (42, 306610), (60, 214627), (70, 183966), (84, 153305), (105, 122644), (140, 91983), (210, 61322), (420, 30661)]