8664340

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3307}}^1$

素因数の和:3447

約数の個数: 24

約数和(自身を含む): 18339552

約数和(自身を除く): 9675212

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 3307, 6614, 13228, 16535, 33070, 66140, 433217, 866434, 1732868, 2166085, 4332170, 8664340]

約数ペア:

[(1, 8664340), (2, 4332170), (4, 2166085), (5, 1732868), (10, 866434), (20, 433217), (131, 66140), (262, 33070), (524, 16535), (655, 13228), (1310, 6614), (2620, 3307)]