19294520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{68909}}^1$

素因数の和:68927

約数の個数: 32

約数和(自身を含む): 49615200

約数和(自身を除く): 30320680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 68909, 137818, 275636, 344545, 482363, 551272, 689090, 964726, 1378180, 1929452, 2411815, 2756360, 3858904, 4823630, 9647260, 19294520]

約数ペア:

[(1, 19294520), (2, 9647260), (4, 4823630), (5, 3858904), (7, 2756360), (8, 2411815), (10, 1929452), (14, 1378180), (20, 964726), (28, 689090), (35, 551272), (40, 482363), (56, 344545), (70, 275636), (140, 137818), (280, 68909)]