49206640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{87869}}^1$

素因数の和:87889

約数の個数: 40

約数和(自身を含む): 130750560

約数和(自身を除く): 81543920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 87869, 175738, 351476, 439345, 615083, 702952, 878690, 1230166, 1405904, 1757380, 2460332, 3075415, 3514760, 4920664, 6150830, 7029520, 9841328, 12301660, 24603320, 49206640]

約数ペア:

[(1, 49206640), (2, 24603320), (4, 12301660), (5, 9841328), (7, 7029520), (8, 6150830), (10, 4920664), (14, 3514760), (16, 3075415), (20, 2460332), (28, 1757380), (35, 1405904), (40, 1230166), (56, 878690), (70, 702952), (80, 615083), (112, 439345), (140, 351476), (280, 175738), (560, 87869)]