205657340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{7691}}^1$

素因数の和:7898

約数の個数: 48

約数和(自身を含む): 496226304

約数和(自身を除く): 290568964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 191, 382, 764, 955, 1337, 1910, 2674, 3820, 5348, 6685, 7691, 13370, 15382, 26740, 30764, 38455, 53837, 76910, 107674, 153820, 215348, 269185, 538370, 1076740, 1468981, 2937962, 5875924, 7344905, 10282867, 14689810, 20565734, 29379620, 41131468, 51414335, 102828670, 205657340]

約数ペア:

[(1, 205657340), (2, 102828670), (4, 51414335), (5, 41131468), (7, 29379620), (10, 20565734), (14, 14689810), (20, 10282867), (28, 7344905), (35, 5875924), (70, 2937962), (140, 1468981), (191, 1076740), (382, 538370), (764, 269185), (955, 215348), (1337, 153820), (1910, 107674), (2674, 76910), (3820, 53837), (5348, 38455), (6685, 30764), (7691, 26740), (13370, 15382)]