27720209560

素因数分解:

$2^3\times 5^1\times {\mathrm{693005239}}^1$

素因数の和:693005250

約数の個数: 16

約数和(自身を含む): 62370471600

約数和(自身を除く): 34650262040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 693005239, 1386010478, 2772020956, 3465026195, 5544041912, 6930052390, 13860104780, 27720209560]

約数ペア:

[(1, 27720209560), (2, 13860104780), (4, 6930052390), (5, 5544041912), (8, 3465026195), (10, 2772020956), (20, 1386010478), (40, 693005239)]