27240220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{1087}}^1$

素因数の和:1282

約数の個数: 48

約数和(自身を含む): 65802240

約数和(自身を除く): 38562020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 179, 358, 716, 895, 1087, 1253, 1790, 2174, 2506, 3580, 4348, 5012, 5435, 6265, 7609, 10870, 12530, 15218, 21740, 25060, 30436, 38045, 76090, 152180, 194573, 389146, 778292, 972865, 1362011, 1945730, 2724022, 3891460, 5448044, 6810055, 13620110, 27240220]

約数ペア:

[(1, 27240220), (2, 13620110), (4, 6810055), (5, 5448044), (7, 3891460), (10, 2724022), (14, 1945730), (20, 1362011), (28, 972865), (35, 778292), (70, 389146), (140, 194573), (179, 152180), (358, 76090), (716, 38045), (895, 30436), (1087, 25060), (1253, 21740), (1790, 15218), (2174, 12530), (2506, 10870), (3580, 7609), (4348, 6265), (5012, 5435)]