2144260020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{5105381}}^1$

素因数の和:5105400

約数の個数: 48

約数和(自身を含む): 6861633408

約数和(自身を除く): 4717373388

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, 5105381, 10210762, 15316143, 20421524, 25526905, 30632286, 35737667, 51053810, 61264572, 71475334, 76580715, 102107620, 107213001, 142950668, 153161430, 178688335, 214426002, 306322860, 357376670, 428852004, 536065005, 714753340, 1072130010, 2144260020]

約数ペア:

[(1, 2144260020), (2, 1072130010), (3, 714753340), (4, 536065005), (5, 428852004), (6, 357376670), (7, 306322860), (10, 214426002), (12, 178688335), (14, 153161430), (15, 142950668), (20, 107213001), (21, 102107620), (28, 76580715), (30, 71475334), (35, 61264572), (42, 51053810), (60, 35737667), (70, 30632286), (84, 25526905), (105, 20421524), (140, 15316143), (210, 10210762), (420, 5105381)]