2927260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:155

約数の個数: 72

約数和(自身を含む): 7469280

約数和(自身を除く): 4542020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 49, 58, 70, 98, 103, 116, 140, 145, 196, 203, 206, 245, 290, 406, 412, 490, 515, 580, 721, 812, 980, 1015, 1030, 1421, 1442, 2030, 2060, 2842, 2884, 2987, 3605, 4060, 5047, 5684, 5974, 7105, 7210, 10094, 11948, 14210, 14420, 14935, 20188, 20909, 25235, 28420, 29870, 41818, 50470, 59740, 83636, 100940, 104545, 146363, 209090, 292726, 418180, 585452, 731815, 1463630, 2927260]

約数ペア:

[(1, 2927260), (2, 1463630), (4, 731815), (5, 585452), (7, 418180), (10, 292726), (14, 209090), (20, 146363), (28, 104545), (29, 100940), (35, 83636), (49, 59740), (58, 50470), (70, 41818), (98, 29870), (103, 28420), (116, 25235), (140, 20909), (145, 20188), (196, 14935), (203, 14420), (206, 14210), (245, 11948), (290, 10094), (406, 7210), (412, 7105), (490, 5974), (515, 5684), (580, 5047), (721, 4060), (812, 3605), (980, 2987), (1015, 2884), (1030, 2842), (1421, 2060), (1442, 2030)]