225707540

素因数分解:

$2^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{20261}}^1$

素因数の和:20827

約数の個数: 24

約数和(自身を含む): 474860232

約数和(自身を除く): 249152692

約数列:

[1, 2, 4, 5, 10, 20, 557, 1114, 2228, 2785, 5570, 11140, 20261, 40522, 81044, 101305, 202610, 405220, 11285377, 22570754, 45141508, 56426885, 112853770, 225707540]

約数ペア:

[(1, 225707540), (2, 112853770), (4, 56426885), (5, 45141508), (10, 22570754), (20, 11285377), (557, 405220), (1114, 202610), (2228, 101305), (2785, 81044), (5570, 40522), (11140, 20261)]