68518340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{311447}}^1$

素因数の和:311467

約数の個数: 24

約数和(自身を含む): 156969792

約数和(自身を除く): 88451452

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 311447, 622894, 1245788, 1557235, 3114470, 3425917, 6228940, 6851834, 13703668, 17129585, 34259170, 68518340]

約数ペア:

[(1, 68518340), (2, 34259170), (4, 17129585), (5, 13703668), (10, 6851834), (11, 6228940), (20, 3425917), (22, 3114470), (44, 1557235), (55, 1245788), (110, 622894), (220, 311447)]