26099540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{68683}}^1$

素因数の和:68711

約数の個数: 24

約数和(自身を含む): 57694560

約数和(自身を除く): 31595020

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 68683, 137366, 274732, 343415, 686830, 1304977, 1373660, 2609954, 5219908, 6524885, 13049770, 26099540]

約数ペア:

[(1, 26099540), (2, 13049770), (4, 6524885), (5, 5219908), (10, 2609954), (19, 1373660), (20, 1304977), (38, 686830), (76, 343415), (95, 274732), (190, 137366), (380, 68683)]