20669535480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{15658739}}^1$

素因数の和:15658764

約数の個数: 64

約数和(自身を含む): 67645756800

約数和(自身を除く): 46976221320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 15658739, 31317478, 46976217, 62634956, 78293695, 93952434, 125269912, 156587390, 172246129, 187904868, 234881085, 313174780, 344492258, 375809736, 469762170, 516738387, 626349560, 688984516, 861230645, 939524340, 1033476774, 1377969032, 1722461290, 1879048680, 2066953548, 2583691935, 3444922580, 4133907096, 5167383870, 6889845160, 10334767740, 20669535480]

約数ペア:

[(1, 20669535480), (2, 10334767740), (3, 6889845160), (4, 5167383870), (5, 4133907096), (6, 3444922580), (8, 2583691935), (10, 2066953548), (11, 1879048680), (12, 1722461290), (15, 1377969032), (20, 1033476774), (22, 939524340), (24, 861230645), (30, 688984516), (33, 626349560), (40, 516738387), (44, 469762170), (55, 375809736), (60, 344492258), (66, 313174780), (88, 234881085), (110, 187904868), (120, 172246129), (132, 156587390), (165, 125269912), (220, 93952434), (264, 78293695), (330, 62634956), (440, 46976217), (660, 31317478), (1320, 15658739)]