2409820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{2459}}^1$

素因数の和:2482

約数の個数: 36

約数和(自身を含む): 5889240

約数和(自身を除く): 3479420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 2459, 4918, 9836, 12295, 17213, 24590, 34426, 49180, 68852, 86065, 120491, 172130, 240982, 344260, 481964, 602455, 1204910, 2409820]

約数ペア:

[(1, 2409820), (2, 1204910), (4, 602455), (5, 481964), (7, 344260), (10, 240982), (14, 172130), (20, 120491), (28, 86065), (35, 68852), (49, 49180), (70, 34426), (98, 24590), (140, 17213), (196, 12295), (245, 9836), (490, 4918), (980, 2459)]