205012948

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{4139}}^1$

素因数の和:4240

約数の個数: 48

約数和(自身を含む): 431222400

約数和(自身を除く): 226209452

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 61, 116, 122, 203, 244, 406, 427, 812, 854, 1708, 1769, 3538, 4139, 7076, 8278, 12383, 16556, 24766, 28973, 49532, 57946, 115892, 120031, 240062, 252479, 480124, 504958, 840217, 1009916, 1680434, 1767353, 3360868, 3534706, 7069412, 7321891, 14643782, 29287564, 51253237, 102506474, 205012948]

約数ペア:

[(1, 205012948), (2, 102506474), (4, 51253237), (7, 29287564), (14, 14643782), (28, 7321891), (29, 7069412), (58, 3534706), (61, 3360868), (116, 1767353), (122, 1680434), (203, 1009916), (244, 840217), (406, 504958), (427, 480124), (812, 252479), (854, 240062), (1708, 120031), (1769, 115892), (3538, 57946), (4139, 49532), (7076, 28973), (8278, 24766), (12383, 16556)]