129249620

素因数分解:

$2^2\times 5^1\times {\mathrm{1193}}^1\times {\mathrm{5417}}^1$

素因数の和:6619

約数の個数: 24

約数和(自身を含む): 271701864

約数和(自身を除く): 142452244

約数列:

[1, 2, 4, 5, 10, 20, 1193, 2386, 4772, 5417, 5965, 10834, 11930, 21668, 23860, 27085, 54170, 108340, 6462481, 12924962, 25849924, 32312405, 64624810, 129249620]

約数ペア:

[(1, 129249620), (2, 64624810), (4, 32312405), (5, 25849924), (10, 12924962), (20, 6462481), (1193, 108340), (2386, 54170), (4772, 27085), (5417, 23860), (5965, 21668), (10834, 11930)]