56272020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{133981}}^1$

素因数の和:134000

約数の個数: 48

約数和(自身を含む): 180071808

約数和(自身を除く): 123799788

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, 133981, 267962, 401943, 535924, 669905, 803886, 937867, 1339810, 1607772, 1875734, 2009715, 2679620, 2813601, 3751468, 4019430, 4689335, 5627202, 8038860, 9378670, 11254404, 14068005, 18757340, 28136010, 56272020]

約数ペア:

[(1, 56272020), (2, 28136010), (3, 18757340), (4, 14068005), (5, 11254404), (6, 9378670), (7, 8038860), (10, 5627202), (12, 4689335), (14, 4019430), (15, 3751468), (20, 2813601), (21, 2679620), (28, 2009715), (30, 1875734), (35, 1607772), (42, 1339810), (60, 937867), (70, 803886), (84, 669905), (105, 535924), (140, 401943), (210, 267962), (420, 133981)]