470695280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{2131}}^1$

素因数の和:2406

約数の個数: 80

約数和(自身を含む): 1199173248

約数和(自身を除く): 728477968

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 251, 440, 502, 880, 1004, 1255, 2008, 2131, 2510, 2761, 4016, 4262, 5020, 5522, 8524, 10040, 10655, 11044, 13805, 17048, 20080, 21310, 22088, 23441, 27610, 34096, 42620, 44176, 46882, 55220, 85240, 93764, 110440, 117205, 170480, 187528, 220880, 234410, 375056, 468820, 534881, 937640, 1069762, 1875280, 2139524, 2674405, 4279048, 5348810, 5883691, 8558096, 10697620, 11767382, 21395240, 23534764, 29418455, 42790480, 47069528, 58836910, 94139056, 117673820, 235347640, 470695280]

約数ペア:

[(1, 470695280), (2, 235347640), (4, 117673820), (5, 94139056), (8, 58836910), (10, 47069528), (11, 42790480), (16, 29418455), (20, 23534764), (22, 21395240), (40, 11767382), (44, 10697620), (55, 8558096), (80, 5883691), (88, 5348810), (110, 4279048), (176, 2674405), (220, 2139524), (251, 1875280), (440, 1069762), (502, 937640), (880, 534881), (1004, 468820), (1255, 375056), (2008, 234410), (2131, 220880), (2510, 187528), (2761, 170480), (4016, 117205), (4262, 110440), (5020, 93764), (5522, 85240), (8524, 55220), (10040, 46882), (10655, 44176), (11044, 42620), (13805, 34096), (17048, 27610), (20080, 23441), (21310, 22088)]