2051201320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{252611}}^1$

素因数の和:252658

約数の個数: 64

約数和(自身を含む): 5456419200

約数和(自身を除く): 3405217880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 4060, 8120, 252611, 505222, 1010444, 1263055, 1768277, 2020888, 2526110, 3536554, 5052220, 7073108, 7325719, 8841385, 10104440, 14146216, 14651438, 17682770, 29302876, 35365540, 36628595, 51280033, 58605752, 70731080, 73257190, 102560066, 146514380, 205120132, 256400165, 293028760, 410240264, 512800330, 1025600660, 2051201320]

約数ペア:

[(1, 2051201320), (2, 1025600660), (4, 512800330), (5, 410240264), (7, 293028760), (8, 256400165), (10, 205120132), (14, 146514380), (20, 102560066), (28, 73257190), (29, 70731080), (35, 58605752), (40, 51280033), (56, 36628595), (58, 35365540), (70, 29302876), (116, 17682770), (140, 14651438), (145, 14146216), (203, 10104440), (232, 8841385), (280, 7325719), (290, 7073108), (406, 5052220), (580, 3536554), (812, 2526110), (1015, 2020888), (1160, 1768277), (1624, 1263055), (2030, 1010444), (4060, 505222), (8120, 252611)]