2746280

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{967}}^1$

素因数の和:1049

約数の個数: 32

約数和(自身を含む): 6272640

約数和(自身を除く): 3526360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 967, 1420, 1934, 2840, 3868, 4835, 7736, 9670, 19340, 38680, 68657, 137314, 274628, 343285, 549256, 686570, 1373140, 2746280]

約数ペア:

[(1, 2746280), (2, 1373140), (4, 686570), (5, 549256), (8, 343285), (10, 274628), (20, 137314), (40, 68657), (71, 38680), (142, 19340), (284, 9670), (355, 7736), (568, 4835), (710, 3868), (967, 2840), (1420, 1934)]