2912985920

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{700237}}^1$

素因数の和:700267

約数の個数: 56

約数和(自身を含む): 7470138984

約数和(自身を除く): 4557153064

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 700237, 1400474, 2800948, 3501185, 5601896, 7002370, 9103081, 11203792, 14004740, 18206162, 22407584, 28009480, 36412324, 44815168, 45515405, 56018960, 72824648, 91030810, 112037920, 145649296, 182061620, 224075840, 291298592, 364123240, 582597184, 728246480, 1456492960, 2912985920]

約数ペア:

[(1, 2912985920), (2, 1456492960), (4, 728246480), (5, 582597184), (8, 364123240), (10, 291298592), (13, 224075840), (16, 182061620), (20, 145649296), (26, 112037920), (32, 91030810), (40, 72824648), (52, 56018960), (64, 45515405), (65, 44815168), (80, 36412324), (104, 28009480), (130, 22407584), (160, 18206162), (208, 14004740), (260, 11203792), (320, 9103081), (416, 7002370), (520, 5601896), (832, 3501185), (1040, 2800948), (2080, 1400474), (4160, 700237)]