25191740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1747}}^1$

素因数の和:1866

約数の個数: 48

約数和(自身を含む): 61082112

約数和(自身を除く): 35890372

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 103, 140, 206, 412, 515, 721, 1030, 1442, 1747, 2060, 2884, 3494, 3605, 6988, 7210, 8735, 12229, 14420, 17470, 24458, 34940, 48916, 61145, 122290, 179941, 244580, 359882, 719764, 899705, 1259587, 1799410, 2519174, 3598820, 5038348, 6297935, 12595870, 25191740]

約数ペア:

[(1, 25191740), (2, 12595870), (4, 6297935), (5, 5038348), (7, 3598820), (10, 2519174), (14, 1799410), (20, 1259587), (28, 899705), (35, 719764), (70, 359882), (103, 244580), (140, 179941), (206, 122290), (412, 61145), (515, 48916), (721, 34940), (1030, 24458), (1442, 17470), (1747, 14420), (2060, 12229), (2884, 8735), (3494, 7210), (3605, 6988)]