2009241520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{175633}}^1$

素因数の和:175670

約数の個数: 80

約数和(自身を含む): 5488211232

約数和(自身を除く): 3478969712

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1430, 2288, 2860, 5720, 11440, 175633, 351266, 702532, 878165, 1405064, 1756330, 1931963, 2283229, 2810128, 3512660, 3863926, 4566458, 7025320, 7727852, 9132916, 9659815, 11416145, 14050640, 15455704, 18265832, 19319630, 22832290, 25115519, 30911408, 36531664, 38639260, 45664580, 50231038, 77278520, 91329160, 100462076, 125577595, 154557040, 182658320, 200924152, 251155190, 401848304, 502310380, 1004620760, 2009241520]

約数ペア:

[(1, 2009241520), (2, 1004620760), (4, 502310380), (5, 401848304), (8, 251155190), (10, 200924152), (11, 182658320), (13, 154557040), (16, 125577595), (20, 100462076), (22, 91329160), (26, 77278520), (40, 50231038), (44, 45664580), (52, 38639260), (55, 36531664), (65, 30911408), (80, 25115519), (88, 22832290), (104, 19319630), (110, 18265832), (130, 15455704), (143, 14050640), (176, 11416145), (208, 9659815), (220, 9132916), (260, 7727852), (286, 7025320), (440, 4566458), (520, 3863926), (572, 3512660), (715, 2810128), (880, 2283229), (1040, 1931963), (1144, 1756330), (1430, 1405064), (2288, 878165), (2860, 702532), (5720, 351266), (11440, 175633)]