84838120

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{9511}}^1$

素因数の和:9745

約数の個数: 32

約数和(自身を含む): 191761920

約数和(自身を除く): 106923800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 892, 1115, 1784, 2230, 4460, 8920, 9511, 19022, 38044, 47555, 76088, 95110, 190220, 380440, 2120953, 4241906, 8483812, 10604765, 16967624, 21209530, 42419060, 84838120]

約数ペア:

[(1, 84838120), (2, 42419060), (4, 21209530), (5, 16967624), (8, 10604765), (10, 8483812), (20, 4241906), (40, 2120953), (223, 380440), (446, 190220), (892, 95110), (1115, 76088), (1784, 47555), (2230, 38044), (4460, 19022), (8920, 9511)]