22421000440

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{3570223}}^1$

素因数の和:3570391

約数の個数: 32

約数和(自身を含む): 50768585280

約数和(自身を除く): 28347584840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 3570223, 7140446, 14280892, 17851115, 28561784, 35702230, 71404460, 142808920, 560525011, 1121050022, 2242100044, 2802625055, 4484200088, 5605250110, 11210500220, 22421000440]

約数ペア:

[(1, 22421000440), (2, 11210500220), (4, 5605250110), (5, 4484200088), (8, 2802625055), (10, 2242100044), (20, 1121050022), (40, 560525011), (157, 142808920), (314, 71404460), (628, 35702230), (785, 28561784), (1256, 17851115), (1570, 14280892), (3140, 7140446), (6280, 3570223)]