120580280

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{12613}}^1$

素因数の和:12863

約数の個数: 32

約数和(自身を含む): 272462400

約数和(自身を除く): 151882120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1912, 2390, 4780, 9560, 12613, 25226, 50452, 63065, 100904, 126130, 252260, 504520, 3014507, 6029014, 12058028, 15072535, 24116056, 30145070, 60290140, 120580280]

約数ペア:

[(1, 120580280), (2, 60290140), (4, 30145070), (5, 24116056), (8, 15072535), (10, 12058028), (20, 6029014), (40, 3014507), (239, 504520), (478, 252260), (956, 126130), (1195, 100904), (1912, 63065), (2390, 50452), (4780, 25226), (9560, 12613)]