12078780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{28759}}^1$

素因数の和:28778

約数の個数: 48

約数和(自身を含む): 38653440

約数和(自身を除く): 26574660

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, 28759, 57518, 86277, 115036, 143795, 172554, 201313, 287590, 345108, 402626, 431385, 575180, 603939, 805252, 862770, 1006565, 1207878, 1725540, 2013130, 2415756, 3019695, 4026260, 6039390, 12078780]

約数ペア:

[(1, 12078780), (2, 6039390), (3, 4026260), (4, 3019695), (5, 2415756), (6, 2013130), (7, 1725540), (10, 1207878), (12, 1006565), (14, 862770), (15, 805252), (20, 603939), (21, 575180), (28, 431385), (30, 402626), (35, 345108), (42, 287590), (60, 201313), (70, 172554), (84, 143795), (105, 115036), (140, 86277), (210, 57518), (420, 28759)]