6566780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1571}}^1$

素因数の和:1610

約数の個数: 48

約数和(自身を含む): 15845760

約数和(自身を除く): 9278980

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, 1571, 2090, 3142, 4180, 6284, 7855, 15710, 17281, 29849, 31420, 34562, 59698, 69124, 86405, 119396, 149245, 172810, 298490, 328339, 345620, 596980, 656678, 1313356, 1641695, 3283390, 6566780]

約数ペア:

[(1, 6566780), (2, 3283390), (4, 1641695), (5, 1313356), (10, 656678), (11, 596980), (19, 345620), (20, 328339), (22, 298490), (38, 172810), (44, 149245), (55, 119396), (76, 86405), (95, 69124), (110, 59698), (190, 34562), (209, 31420), (220, 29849), (380, 17281), (418, 15710), (836, 7855), (1045, 6284), (1571, 4180), (2090, 3142)]