283785640

素因数分解:

$2^3\times 5^1\times {\mathrm{1447}}^1\times {\mathrm{4903}}^1$

素因数の和:6361

約数の個数: 32

約数和(自身を含む): 639089280

約数和(自身を除く): 355303640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1447, 2894, 4903, 5788, 7235, 9806, 11576, 14470, 19612, 24515, 28940, 39224, 49030, 57880, 98060, 196120, 7094641, 14189282, 28378564, 35473205, 56757128, 70946410, 141892820, 283785640]

約数ペア:

[(1, 283785640), (2, 141892820), (4, 70946410), (5, 56757128), (8, 35473205), (10, 28378564), (20, 14189282), (40, 7094641), (1447, 196120), (2894, 98060), (4903, 57880), (5788, 49030), (7235, 39224), (9806, 28940), (11576, 24515), (14470, 19612)]