19145940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29009}}^1$

素因数の和:29032

約数の個数: 48

約数和(自身を含む): 58484160

約数和(自身を除く): 39338220

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 29009, 58018, 87027, 116036, 145045, 174054, 290090, 319099, 348108, 435135, 580180, 638198, 870270, 957297, 1276396, 1595495, 1740540, 1914594, 3190990, 3829188, 4786485, 6381980, 9572970, 19145940]

約数ペア:

[(1, 19145940), (2, 9572970), (3, 6381980), (4, 4786485), (5, 3829188), (6, 3190990), (10, 1914594), (11, 1740540), (12, 1595495), (15, 1276396), (20, 957297), (22, 870270), (30, 638198), (33, 580180), (44, 435135), (55, 348108), (60, 319099), (66, 290090), (110, 174054), (132, 145045), (165, 116036), (220, 87027), (330, 58018), (660, 29009)]