56403440

素因数分解:

$2^4\times 5^1\times {\mathrm{705043}}^1$

素因数の和:705056

約数の個数: 20

約数和(自身を含む): 131138184

約数和(自身を除く): 74734744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 705043, 1410086, 2820172, 3525215, 5640344, 7050430, 11280688, 14100860, 28201720, 56403440]

約数ペア:

[(1, 56403440), (2, 28201720), (4, 14100860), (5, 11280688), (8, 7050430), (10, 5640344), (16, 3525215), (20, 2820172), (40, 1410086), (80, 705043)]