49561840

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4457}}^1$

素因数の和:4609

約数の個数: 40

約数和(自身を含む): 116086320

約数和(自身を除く): 66524480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 4457, 5560, 8914, 11120, 17828, 22285, 35656, 44570, 71312, 89140, 178280, 356560, 619523, 1239046, 2478092, 3097615, 4956184, 6195230, 9912368, 12390460, 24780920, 49561840]

約数ペア:

[(1, 49561840), (2, 24780920), (4, 12390460), (5, 9912368), (8, 6195230), (10, 4956184), (16, 3097615), (20, 2478092), (40, 1239046), (80, 619523), (139, 356560), (278, 178280), (556, 89140), (695, 71312), (1112, 44570), (1390, 35656), (2224, 22285), (2780, 17828), (4457, 11120), (5560, 8914)]