20161819920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7637053}}^1$

素因数の和:7637080

約数の個数: 80

約数和(自身を含む): 68183618112

約数和(自身を除く): 48021798192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 7637053, 15274106, 22911159, 30548212, 38185265, 45822318, 61096424, 76370530, 84007583, 91644636, 114555795, 122192848, 152741060, 168015166, 183289272, 229111590, 252022749, 305482120, 336030332, 366578544, 420037915, 458223180, 504045498, 610964240, 672060664, 840075830, 916446360, 1008090996, 1260113745, 1344121328, 1680151660, 1832892720, 2016181992, 2520227490, 3360303320, 4032363984, 5040454980, 6720606640, 10080909960, 20161819920]

約数ペア:

[(1, 20161819920), (2, 10080909960), (3, 6720606640), (4, 5040454980), (5, 4032363984), (6, 3360303320), (8, 2520227490), (10, 2016181992), (11, 1832892720), (12, 1680151660), (15, 1344121328), (16, 1260113745), (20, 1008090996), (22, 916446360), (24, 840075830), (30, 672060664), (33, 610964240), (40, 504045498), (44, 458223180), (48, 420037915), (55, 366578544), (60, 336030332), (66, 305482120), (80, 252022749), (88, 229111590), (110, 183289272), (120, 168015166), (132, 152741060), (165, 122192848), (176, 114555795), (220, 91644636), (240, 84007583), (264, 76370530), (330, 61096424), (440, 45822318), (528, 38185265), (660, 30548212), (880, 22911159), (1320, 15274106), (2640, 7637053)]