12822760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:310

約数の個数: 64

約数和(自身を含む): 31006800

約数和(自身を除く): 18184040

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 109, 136, 170, 173, 218, 340, 346, 436, 545, 680, 692, 865, 872, 1090, 1384, 1730, 1853, 2180, 2941, 3460, 3706, 4360, 5882, 6920, 7412, 9265, 11764, 14705, 14824, 18530, 18857, 23528, 29410, 37060, 37714, 58820, 74120, 75428, 94285, 117640, 150856, 188570, 320569, 377140, 641138, 754280, 1282276, 1602845, 2564552, 3205690, 6411380, 12822760]

約数ペア:

[(1, 12822760), (2, 6411380), (4, 3205690), (5, 2564552), (8, 1602845), (10, 1282276), (17, 754280), (20, 641138), (34, 377140), (40, 320569), (68, 188570), (85, 150856), (109, 117640), (136, 94285), (170, 75428), (173, 74120), (218, 58820), (340, 37714), (346, 37060), (436, 29410), (545, 23528), (680, 18857), (692, 18530), (865, 14824), (872, 14705), (1090, 11764), (1384, 9265), (1730, 7412), (1853, 6920), (2180, 5882), (2941, 4360), (3460, 3706)]