16580620

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{2417}}^1$

素因数の和:2447

約数の個数: 48

約数和(自身を含む): 40622400

約数和(自身を除く): 24041780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 2417, 3430, 4834, 6860, 9668, 12085, 16919, 24170, 33838, 48340, 67676, 84595, 118433, 169190, 236866, 338380, 473732, 592165, 829031, 1184330, 1658062, 2368660, 3316124, 4145155, 8290310, 16580620]

約数ペア:

[(1, 16580620), (2, 8290310), (4, 4145155), (5, 3316124), (7, 2368660), (10, 1658062), (14, 1184330), (20, 829031), (28, 592165), (35, 473732), (49, 338380), (70, 236866), (98, 169190), (140, 118433), (196, 84595), (245, 67676), (343, 48340), (490, 33838), (686, 24170), (980, 16919), (1372, 12085), (1715, 9668), (2417, 6860), (3430, 4834)]