12208120

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1277}}^1$

素因数の和:1527

約数の個数: 32

約数和(自身を含む): 27604800

約数和(自身を除く): 15396680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1277, 1912, 2390, 2554, 4780, 5108, 6385, 9560, 10216, 12770, 25540, 51080, 305203, 610406, 1220812, 1526015, 2441624, 3052030, 6104060, 12208120]

約数ペア:

[(1, 12208120), (2, 6104060), (4, 3052030), (5, 2441624), (8, 1526015), (10, 1220812), (20, 610406), (40, 305203), (239, 51080), (478, 25540), (956, 12770), (1195, 10216), (1277, 9560), (1912, 6385), (2390, 5108), (2554, 4780)]