2008126480

素因数分解:

$2^4\times 5^1\times {\mathrm{439}}^1\times {\mathrm{57179}}^1$

素因数の和:57631

約数の個数: 40

約数和(自身を含む): 4679611200

約数和(自身を除く): 2671484720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 439, 878, 1756, 2195, 3512, 4390, 7024, 8780, 17560, 35120, 57179, 114358, 228716, 285895, 457432, 571790, 914864, 1143580, 2287160, 4574320, 25101581, 50203162, 100406324, 125507905, 200812648, 251015810, 401625296, 502031620, 1004063240, 2008126480]

約数ペア:

[(1, 2008126480), (2, 1004063240), (4, 502031620), (5, 401625296), (8, 251015810), (10, 200812648), (16, 125507905), (20, 100406324), (40, 50203162), (80, 25101581), (439, 4574320), (878, 2287160), (1756, 1143580), (2195, 914864), (3512, 571790), (4390, 457432), (7024, 285895), (8780, 228716), (17560, 114358), (35120, 57179)]