39979730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{1301}}^1$

素因数の和:1754

約数の個数: 32

約数和(自身を含む): 82494720

約数和(自身を除く): 42514990

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 439, 878, 1301, 2195, 2602, 3073, 4390, 6146, 6505, 9107, 13010, 15365, 18214, 30730, 45535, 91070, 571139, 1142278, 2855695, 3997973, 5711390, 7995946, 19989865, 39979730]

約数ペア:

[(1, 39979730), (2, 19989865), (5, 7995946), (7, 5711390), (10, 3997973), (14, 2855695), (35, 1142278), (70, 571139), (439, 91070), (878, 45535), (1301, 30730), (2195, 18214), (2602, 15365), (3073, 13010), (4390, 9107), (6146, 6505)]