7315140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17417}}^1$

素因数の和:17436

約数の個数: 48

約数和(自身を含む): 23409792

約数和(自身を除く): 16094652

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, 17417, 34834, 52251, 69668, 87085, 104502, 121919, 174170, 209004, 243838, 261255, 348340, 365757, 487676, 522510, 609595, 731514, 1045020, 1219190, 1463028, 1828785, 2438380, 3657570, 7315140]

約数ペア:

[(1, 7315140), (2, 3657570), (3, 2438380), (4, 1828785), (5, 1463028), (6, 1219190), (7, 1045020), (10, 731514), (12, 609595), (14, 522510), (15, 487676), (20, 365757), (21, 348340), (28, 261255), (30, 243838), (35, 209004), (42, 174170), (60, 121919), (70, 104502), (84, 87085), (105, 69668), (140, 52251), (210, 34834), (420, 17417)]