61787020

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{16007}}^1$

素因数の和:16209

約数の個数: 24

約数和(自身を含む): 130433184

約数和(自身を除く): 68646164

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 772, 965, 1930, 3860, 16007, 32014, 64028, 80035, 160070, 320140, 3089351, 6178702, 12357404, 15446755, 30893510, 61787020]

約数ペア:

[(1, 61787020), (2, 30893510), (4, 15446755), (5, 12357404), (10, 6178702), (20, 3089351), (193, 320140), (386, 160070), (772, 80035), (965, 64028), (1930, 32014), (3860, 16007)]