2010547420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{691}}^1\times {\mathrm{2969}}^1$

素因数の和:3683

約数の個数: 72

約数和(自身を含む): 4920244560

約数和(自身を除く): 2909697140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 691, 980, 1382, 2764, 2969, 3455, 4837, 5938, 6910, 9674, 11876, 13820, 14845, 19348, 20783, 24185, 29690, 33859, 41566, 48370, 59380, 67718, 83132, 96740, 103915, 135436, 145481, 169295, 207830, 290962, 338590, 415660, 581924, 677180, 727405, 1454810, 2051579, 2909620, 4103158, 8206316, 10257895, 14361053, 20515790, 28722106, 41031580, 57444212, 71805265, 100527371, 143610530, 201054742, 287221060, 402109484, 502636855, 1005273710, 2010547420]

約数ペア:

[(1, 2010547420), (2, 1005273710), (4, 502636855), (5, 402109484), (7, 287221060), (10, 201054742), (14, 143610530), (20, 100527371), (28, 71805265), (35, 57444212), (49, 41031580), (70, 28722106), (98, 20515790), (140, 14361053), (196, 10257895), (245, 8206316), (490, 4103158), (691, 2909620), (980, 2051579), (1382, 1454810), (2764, 727405), (2969, 677180), (3455, 581924), (4837, 415660), (5938, 338590), (6910, 290962), (9674, 207830), (11876, 169295), (13820, 145481), (14845, 135436), (19348, 103915), (20783, 96740), (24185, 83132), (29690, 67718), (33859, 59380), (41566, 48370)]