87900380

素因数分解:

$2^2\times 5^1\times {\mathrm{1303}}^1\times {\mathrm{3373}}^1$

素因数の和:4685

約数の個数: 24

約数和(自身を含む): 184787232

約数和(自身を除く): 96886852

約数列:

[1, 2, 4, 5, 10, 20, 1303, 2606, 3373, 5212, 6515, 6746, 13030, 13492, 16865, 26060, 33730, 67460, 4395019, 8790038, 17580076, 21975095, 43950190, 87900380]

約数ペア:

[(1, 87900380), (2, 43950190), (4, 21975095), (5, 17580076), (10, 8790038), (20, 4395019), (1303, 67460), (2606, 33730), (3373, 26060), (5212, 16865), (6515, 13492), (6746, 13030)]