2009115660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{778727}}^1$

素因数の和:778782

約数の個数: 48

約数和(自身を含む): 5756357376

約数和(自身を除く): 3747241716

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 778727, 1557454, 2336181, 3114908, 3893635, 4672362, 7787270, 9344724, 11680905, 15574540, 23361810, 33485261, 46723620, 66970522, 100455783, 133941044, 167426305, 200911566, 334852610, 401823132, 502278915, 669705220, 1004557830, 2009115660]

約数ペア:

[(1, 2009115660), (2, 1004557830), (3, 669705220), (4, 502278915), (5, 401823132), (6, 334852610), (10, 200911566), (12, 167426305), (15, 133941044), (20, 100455783), (30, 66970522), (43, 46723620), (60, 33485261), (86, 23361810), (129, 15574540), (172, 11680905), (215, 9344724), (258, 7787270), (430, 4672362), (516, 3893635), (645, 3114908), (860, 2336181), (1290, 1557454), (2580, 778727)]