20180930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{26209}}^1$

素因数の和:26234

約数の個数: 32

約数和(自身を含む): 45290880

約数和(自身を除く): 25109950

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 26209, 52418, 131045, 183463, 262090, 288299, 366926, 576598, 917315, 1441495, 1834630, 2018093, 2882990, 4036186, 10090465, 20180930]

約数ペア:

[(1, 20180930), (2, 10090465), (5, 4036186), (7, 2882990), (10, 2018093), (11, 1834630), (14, 1441495), (22, 917315), (35, 576598), (55, 366926), (70, 288299), (77, 262090), (110, 183463), (154, 131045), (385, 52418), (770, 26209)]