20715310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{26903}}^1$

素因数の和:26928

約数の個数: 32

約数和(自身を含む): 46490112

約数和(自身を除く): 25774802

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 26903, 53806, 134515, 188321, 269030, 295933, 376642, 591866, 941605, 1479665, 1883210, 2071531, 2959330, 4143062, 10357655, 20715310]

約数ペア:

[(1, 20715310), (2, 10357655), (5, 4143062), (7, 2959330), (10, 2071531), (11, 1883210), (14, 1479665), (22, 941605), (35, 591866), (55, 376642), (70, 295933), (77, 269030), (110, 188321), (154, 134515), (385, 53806), (770, 26903)]