19828060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{141629}}^1$

素因数の和:141645

約数の個数: 24

約数和(自身を含む): 47587680

約数和(自身を除く): 27759620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 141629, 283258, 566516, 708145, 991403, 1416290, 1982806, 2832580, 3965612, 4957015, 9914030, 19828060]

約数ペア:

[(1, 19828060), (2, 9914030), (4, 4957015), (5, 3965612), (7, 2832580), (10, 1982806), (14, 1416290), (20, 991403), (28, 708145), (35, 566516), (70, 283258), (140, 141629)]