2512020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{5981}}^1$

素因数の和:6000

約数の個数: 48

約数和(自身を含む): 8039808

約数和(自身を除く): 5527788

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, 5981, 11962, 17943, 23924, 29905, 35886, 41867, 59810, 71772, 83734, 89715, 119620, 125601, 167468, 179430, 209335, 251202, 358860, 418670, 502404, 628005, 837340, 1256010, 2512020]

約数ペア:

[(1, 2512020), (2, 1256010), (3, 837340), (4, 628005), (5, 502404), (6, 418670), (7, 358860), (10, 251202), (12, 209335), (14, 179430), (15, 167468), (20, 125601), (21, 119620), (28, 89715), (30, 83734), (35, 71772), (42, 59810), (60, 41867), (70, 35886), (84, 29905), (105, 23924), (140, 17943), (210, 11962), (420, 5981)]