994120640

素因数分解:

$2^6\times 5^1\times {\mathrm{251}}^1\times {\mathrm{12377}}^1$

素因数の和:12645

約数の個数: 56

約数和(自身を含む): 2376873072

約数和(自身を除く): 1382752432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 251, 320, 502, 1004, 1255, 2008, 2510, 4016, 5020, 8032, 10040, 12377, 16064, 20080, 24754, 40160, 49508, 61885, 80320, 99016, 123770, 198032, 247540, 396064, 495080, 792128, 990160, 1980320, 3106627, 3960640, 6213254, 12426508, 15533135, 24853016, 31066270, 49706032, 62132540, 99412064, 124265080, 198824128, 248530160, 497060320, 994120640]

約数ペア:

[(1, 994120640), (2, 497060320), (4, 248530160), (5, 198824128), (8, 124265080), (10, 99412064), (16, 62132540), (20, 49706032), (32, 31066270), (40, 24853016), (64, 15533135), (80, 12426508), (160, 6213254), (251, 3960640), (320, 3106627), (502, 1980320), (1004, 990160), (1255, 792128), (2008, 495080), (2510, 396064), (4016, 247540), (5020, 198032), (8032, 123770), (10040, 99016), (12377, 80320), (16064, 61885), (20080, 49508), (24754, 40160)]