56421160

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{32803}}^1$

素因数の和:32857

約数の個数: 32

約数和(自身を含む): 129903840

約数和(自身を除く): 73482680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 32803, 65606, 131212, 164015, 262424, 328030, 656060, 1312120, 1410529, 2821058, 5642116, 7052645, 11284232, 14105290, 28210580, 56421160]

約数ペア:

[(1, 56421160), (2, 28210580), (4, 14105290), (5, 11284232), (8, 7052645), (10, 5642116), (20, 2821058), (40, 1410529), (43, 1312120), (86, 656060), (172, 328030), (215, 262424), (344, 164015), (430, 131212), (860, 65606), (1720, 32803)]