2006019820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{2046959}}^1$

素因数の和:2046982

約数の個数: 36

約数和(自身を含む): 4900422240

約数和(自身を除く): 2894402420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 2046959, 4093918, 8187836, 10234795, 14328713, 20469590, 28657426, 40939180, 57314852, 71643565, 100300991, 143287130, 200601982, 286574260, 401203964, 501504955, 1003009910, 2006019820]

約数ペア:

[(1, 2006019820), (2, 1003009910), (4, 501504955), (5, 401203964), (7, 286574260), (10, 200601982), (14, 143287130), (20, 100300991), (28, 71643565), (35, 57314852), (49, 40939180), (70, 28657426), (98, 20469590), (140, 14328713), (196, 10234795), (245, 8187836), (490, 4093918), (980, 2046959)]