2012907984890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1\times {\mathrm{961141}}^1$

素因数の和:961479

約数の個数: 64

約数和(自身を含む): 4019265169920

約数和(自身を除く): 2006357185030

約数列:

[1, 2, 5, 10, 11, 22, 55, 79, 110, 158, 241, 395, 482, 790, 869, 1205, 1738, 2410, 2651, 4345, 5302, 8690, 13255, 19039, 26510, 38078, 95195, 190390, 209429, 418858, 961141, 1047145, 1922282, 2094290, 4805705, 9611410, 10572551, 21145102, 52862755, 75930139, 105725510, 151860278, 231634981, 379650695, 463269962, 759301390, 835231529, 1158174905, 1670463058, 2316349810, 2547984791, 4176157645, 5095969582, 8352315290, 12739923955, 18299163499, 25479847910, 36598326998, 91495817495, 182991634990, 201290798489, 402581596978, 1006453992445, 2012907984890]

約数ペア:

[(1, 2012907984890), (2, 1006453992445), (5, 402581596978), (10, 201290798489), (11, 182991634990), (22, 91495817495), (55, 36598326998), (79, 25479847910), (110, 18299163499), (158, 12739923955), (241, 8352315290), (395, 5095969582), (482, 4176157645), (790, 2547984791), (869, 2316349810), (1205, 1670463058), (1738, 1158174905), (2410, 835231529), (2651, 759301390), (4345, 463269962), (5302, 379650695), (8690, 231634981), (13255, 151860278), (19039, 105725510), (26510, 75930139), (38078, 52862755), (95195, 21145102), (190390, 10572551), (209429, 9611410), (418858, 4805705), (961141, 2094290), (1047145, 1922282)]