1200178140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{2857567}}^1$

素因数の和:2857586

約数の個数: 48

約数和(自身を含む): 3840571392

約数和(自身を除く): 2640393252

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, 2857567, 5715134, 8572701, 11430268, 14287835, 17145402, 20002969, 28575670, 34290804, 40005938, 42863505, 57151340, 60008907, 80011876, 85727010, 100014845, 120017814, 171454020, 200029690, 240035628, 300044535, 400059380, 600089070, 1200178140]

約数ペア:

[(1, 1200178140), (2, 600089070), (3, 400059380), (4, 300044535), (5, 240035628), (6, 200029690), (7, 171454020), (10, 120017814), (12, 100014845), (14, 85727010), (15, 80011876), (20, 60008907), (21, 57151340), (28, 42863505), (30, 40005938), (35, 34290804), (42, 28575670), (60, 20002969), (70, 17145402), (84, 14287835), (105, 11430268), (140, 8572701), (210, 5715134), (420, 2857567)]