205717820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{133583}}^1$

素因数の和:133610

約数の個数: 48

約数和(自身を含む): 538610688

約数和(自身を除く): 332892868

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 133583, 267166, 534332, 667915, 935081, 1335830, 1469413, 1870162, 2671660, 2938826, 3740324, 4675405, 5877652, 7347065, 9350810, 10285891, 14694130, 18701620, 20571782, 29388260, 41143564, 51429455, 102858910, 205717820]

約数ペア:

[(1, 205717820), (2, 102858910), (4, 51429455), (5, 41143564), (7, 29388260), (10, 20571782), (11, 18701620), (14, 14694130), (20, 10285891), (22, 9350810), (28, 7347065), (35, 5877652), (44, 4675405), (55, 3740324), (70, 2938826), (77, 2671660), (110, 1870162), (140, 1469413), (154, 1335830), (220, 935081), (308, 667915), (385, 534332), (770, 267166), (1540, 133583)]