284865160

素因数分解:

$2^3\times 5^1\times {\mathrm{7121629}}^1$

素因数の和:7121640

約数の個数: 16

約数和(自身を含む): 640946700

約数和(自身を除く): 356081540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 7121629, 14243258, 28486516, 35608145, 56973032, 71216290, 142432580, 284865160]

約数ペア:

[(1, 284865160), (2, 142432580), (4, 71216290), (5, 56973032), (8, 35608145), (10, 28486516), (20, 14243258), (40, 7121629)]