12040980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{28669}}^1$

素因数の和:28688

約数の個数: 48

約数和(自身を含む): 38532480

約数和(自身を除く): 26491500

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, 28669, 57338, 86007, 114676, 143345, 172014, 200683, 286690, 344028, 401366, 430035, 573380, 602049, 802732, 860070, 1003415, 1204098, 1720140, 2006830, 2408196, 3010245, 4013660, 6020490, 12040980]

約数ペア:

[(1, 12040980), (2, 6020490), (3, 4013660), (4, 3010245), (5, 2408196), (6, 2006830), (7, 1720140), (10, 1204098), (12, 1003415), (14, 860070), (15, 802732), (20, 602049), (21, 573380), (28, 430035), (30, 401366), (35, 344028), (42, 286690), (60, 200683), (70, 172014), (84, 143345), (105, 114676), (140, 86007), (210, 57338), (420, 28669)]