980228

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:227

約数の個数: 24

約数和(自身を含む): 1811040

約数和(自身を除く): 830812

約数列:

[1, 2, 4, 41, 43, 82, 86, 139, 164, 172, 278, 556, 1763, 3526, 5699, 5977, 7052, 11398, 11954, 22796, 23908, 245057, 490114, 980228]

約数ペア:

[(1, 980228), (2, 490114), (4, 245057), (41, 23908), (43, 22796), (82, 11954), (86, 11398), (139, 7052), (164, 5977), (172, 5699), (278, 3526), (556, 1763)]