15137240

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1697}}^1$

素因数の和:1931

約数の個数: 32

約数和(自身を含む): 34231680

約数和(自身を除く): 19094440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 892, 1115, 1697, 1784, 2230, 3394, 4460, 6788, 8485, 8920, 13576, 16970, 33940, 67880, 378431, 756862, 1513724, 1892155, 3027448, 3784310, 7568620, 15137240]

約数ペア:

[(1, 15137240), (2, 7568620), (4, 3784310), (5, 3027448), (8, 1892155), (10, 1513724), (20, 756862), (40, 378431), (223, 67880), (446, 33940), (892, 16970), (1115, 13576), (1697, 8920), (1784, 8485), (2230, 6788), (3394, 4460)]