4478180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1103}}^1$

素因数の和:1148

約数の個数: 48

約数和(自身を含む): 11128320

約数和(自身を除く): 6650140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 1103, 2030, 2206, 4060, 4412, 5515, 7721, 11030, 15442, 22060, 30884, 31987, 38605, 63974, 77210, 127948, 154420, 159935, 223909, 319870, 447818, 639740, 895636, 1119545, 2239090, 4478180]

約数ペア:

[(1, 4478180), (2, 2239090), (4, 1119545), (5, 895636), (7, 639740), (10, 447818), (14, 319870), (20, 223909), (28, 159935), (29, 154420), (35, 127948), (58, 77210), (70, 63974), (116, 38605), (140, 31987), (145, 30884), (203, 22060), (290, 15442), (406, 11030), (580, 7721), (812, 5515), (1015, 4412), (1103, 4060), (2030, 2206)]