6691640

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{967}}^1$

素因数の和:1151

約数の個数: 32

約数和(自身を含む): 15158880

約数和(自身を除く): 8467240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 967, 1384, 1730, 1934, 3460, 3868, 4835, 6920, 7736, 9670, 19340, 38680, 167291, 334582, 669164, 836455, 1338328, 1672910, 3345820, 6691640]

約数ペア:

[(1, 6691640), (2, 3345820), (4, 1672910), (5, 1338328), (8, 836455), (10, 669164), (20, 334582), (40, 167291), (173, 38680), (346, 19340), (692, 9670), (865, 7736), (967, 6920), (1384, 4835), (1730, 3868), (1934, 3460)]