12420660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{29573}}^1$

素因数の和:29592

約数の個数: 48

約数和(自身を含む): 39747456

約数和(自身を除く): 27326796

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, 29573, 59146, 88719, 118292, 147865, 177438, 207011, 295730, 354876, 414022, 443595, 591460, 621033, 828044, 887190, 1035055, 1242066, 1774380, 2070110, 2484132, 3105165, 4140220, 6210330, 12420660]

約数ペア:

[(1, 12420660), (2, 6210330), (3, 4140220), (4, 3105165), (5, 2484132), (6, 2070110), (7, 1774380), (10, 1242066), (12, 1035055), (14, 887190), (15, 828044), (20, 621033), (21, 591460), (28, 443595), (30, 414022), (35, 354876), (42, 295730), (60, 207011), (70, 177438), (84, 147865), (105, 118292), (140, 88719), (210, 59146), (420, 29573)]