2001994680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{2383327}}^1$

素因数の和:2383348

約数の個数: 64

約数和(自身を含む): 6863984640

約数和(自身を除く): 4861989960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 2383327, 4766654, 7149981, 9533308, 11916635, 14299962, 16683289, 19066616, 23833270, 28599924, 33366578, 35749905, 47666540, 50049867, 57199848, 66733156, 71499810, 83416445, 95333080, 100099734, 133466312, 142999620, 166832890, 200199468, 250249335, 285999240, 333665780, 400398936, 500498670, 667331560, 1000997340, 2001994680]

約数ペア:

[(1, 2001994680), (2, 1000997340), (3, 667331560), (4, 500498670), (5, 400398936), (6, 333665780), (7, 285999240), (8, 250249335), (10, 200199468), (12, 166832890), (14, 142999620), (15, 133466312), (20, 100099734), (21, 95333080), (24, 83416445), (28, 71499810), (30, 66733156), (35, 57199848), (40, 50049867), (42, 47666540), (56, 35749905), (60, 33366578), (70, 28599924), (84, 23833270), (105, 19066616), (120, 16683289), (140, 14299962), (168, 11916635), (210, 9533308), (280, 7149981), (420, 4766654), (840, 2383327)]