27518180

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{19379}}^1$

素因数の和:19459

約数の個数: 24

約数和(自身を含む): 58605120

約数和(自身を除く): 31086940

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 19379, 38758, 77516, 96895, 193790, 387580, 1375909, 2751818, 5503636, 6879545, 13759090, 27518180]

約数ペア:

[(1, 27518180), (2, 13759090), (4, 6879545), (5, 5503636), (10, 2751818), (20, 1375909), (71, 387580), (142, 193790), (284, 96895), (355, 77516), (710, 38758), (1420, 19379)]