189883640

素因数分解:

$2^3\times 5^1\times {\mathrm{4747091}}^1$

素因数の和:4747102

約数の個数: 16

約数和(自身を含む): 427238280

約数和(自身を除く): 237354640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4747091, 9494182, 18988364, 23735455, 37976728, 47470910, 94941820, 189883640]

約数ペア:

[(1, 189883640), (2, 94941820), (4, 47470910), (5, 37976728), (8, 23735455), (10, 18988364), (20, 9494182), (40, 4747091)]