854810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:446

約数の個数: 32

約数和(自身を含む): 1771200

約数和(自身を除く): 916390

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 409, 418, 818, 1045, 2045, 2090, 4090, 4499, 7771, 8998, 15542, 22495, 38855, 44990, 77710, 85481, 170962, 427405, 854810]

約数ペア:

[(1, 854810), (2, 427405), (5, 170962), (10, 85481), (11, 77710), (19, 44990), (22, 38855), (38, 22495), (55, 15542), (95, 8998), (110, 7771), (190, 4499), (209, 4090), (409, 2090), (418, 2045), (818, 1045)]