12585160

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{6421}}^1$

素因数の和:6446

約数の個数: 48

約数和(自身を含む): 32944860

約数和(自身を除く): 20359700

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 6421, 12842, 25684, 32105, 44947, 51368, 64210, 89894, 128420, 179788, 224735, 256840, 314629, 359576, 449470, 629258, 898940, 1258516, 1573145, 1797880, 2517032, 3146290, 6292580, 12585160]

約数ペア:

[(1, 12585160), (2, 6292580), (4, 3146290), (5, 2517032), (7, 1797880), (8, 1573145), (10, 1258516), (14, 898940), (20, 629258), (28, 449470), (35, 359576), (40, 314629), (49, 256840), (56, 224735), (70, 179788), (98, 128420), (140, 89894), (196, 64210), (245, 51368), (280, 44947), (392, 32105), (490, 25684), (980, 12842), (1960, 6421)]