2007649820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{480299}}^1$

素因数の和:480338

約数の個数: 48

約数和(自身を含む): 4841424000

約数和(自身を除く): 2833774180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 480299, 960598, 1921196, 2401495, 4802990, 5283289, 9125681, 9605980, 10566578, 18251362, 21133156, 26416445, 36502724, 45628405, 52832890, 91256810, 100382491, 105665780, 182513620, 200764982, 401529964, 501912455, 1003824910, 2007649820]

約数ペア:

[(1, 2007649820), (2, 1003824910), (4, 501912455), (5, 401529964), (10, 200764982), (11, 182513620), (19, 105665780), (20, 100382491), (22, 91256810), (38, 52832890), (44, 45628405), (55, 36502724), (76, 26416445), (95, 21133156), (110, 18251362), (190, 10566578), (209, 9605980), (220, 9125681), (380, 5283289), (418, 4802990), (836, 2401495), (1045, 1921196), (2090, 960598), (4180, 480299)]