20807846710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{367}}^1\times {\mathrm{3011}}^1$

素因数の和:3661

約数の個数: 64

約数和(自身を含む): 43095214080

約数和(自身を除く): 22287367370

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 269, 367, 538, 734, 1345, 1835, 1883, 2569, 2690, 3011, 3670, 3766, 5138, 6022, 9415, 12845, 15055, 18830, 21077, 25690, 30110, 42154, 98723, 105385, 197446, 210770, 493615, 691061, 809959, 987230, 1105037, 1382122, 1619918, 2210074, 3455305, 4049795, 5525185, 5669713, 6910610, 7735259, 8099590, 11050370, 11339426, 15470518, 28348565, 38676295, 56697130, 77352590, 297254953, 594509906, 1486274765, 2080784671, 2972549530, 4161569342, 10403923355, 20807846710]

約数ペア:

[(1, 20807846710), (2, 10403923355), (5, 4161569342), (7, 2972549530), (10, 2080784671), (14, 1486274765), (35, 594509906), (70, 297254953), (269, 77352590), (367, 56697130), (538, 38676295), (734, 28348565), (1345, 15470518), (1835, 11339426), (1883, 11050370), (2569, 8099590), (2690, 7735259), (3011, 6910610), (3670, 5669713), (3766, 5525185), (5138, 4049795), (6022, 3455305), (9415, 2210074), (12845, 1619918), (15055, 1382122), (18830, 1105037), (21077, 987230), (25690, 809959), (30110, 691061), (42154, 493615), (98723, 210770), (105385, 197446)]