15693140

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{3943}}^1$

素因数の和:4151

約数の個数: 24

約数和(自身を含む): 33129600

約数和(自身を除く): 17436460

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3943, 3980, 7886, 15772, 19715, 39430, 78860, 784657, 1569314, 3138628, 3923285, 7846570, 15693140]

約数ペア:

[(1, 15693140), (2, 7846570), (4, 3923285), (5, 3138628), (10, 1569314), (20, 784657), (199, 78860), (398, 39430), (796, 19715), (995, 15772), (1990, 7886), (3943, 3980)]