27770140

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{16729}}^1$

素因数の和:16821

約数の個数: 24

約数和(自身を含む): 59023440

約数和(自身を除く): 31253300

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 16729, 33458, 66916, 83645, 167290, 334580, 1388507, 2777014, 5554028, 6942535, 13885070, 27770140]

約数ペア:

[(1, 27770140), (2, 13885070), (4, 6942535), (5, 5554028), (10, 2777014), (20, 1388507), (83, 334580), (166, 167290), (332, 83645), (415, 66916), (830, 33458), (1660, 16729)]