2149449940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2053}}^1\times {\mathrm{4759}}^1$

素因数の和:6832

約数の個数: 48

約数和(自身を含む): 4927628160

約数和(自身を除く): 2778178220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 2053, 4106, 4759, 8212, 9518, 10265, 19036, 20530, 22583, 23795, 41060, 45166, 47590, 52349, 90332, 95180, 104698, 112915, 209396, 225830, 261745, 451660, 523490, 1046980, 9770227, 19540454, 39080908, 48851135, 97702270, 107472497, 195404540, 214944994, 429889988, 537362485, 1074724970, 2149449940]

約数ペア:

[(1, 2149449940), (2, 1074724970), (4, 537362485), (5, 429889988), (10, 214944994), (11, 195404540), (20, 107472497), (22, 97702270), (44, 48851135), (55, 39080908), (110, 19540454), (220, 9770227), (2053, 1046980), (4106, 523490), (4759, 451660), (8212, 261745), (9518, 225830), (10265, 209396), (19036, 112915), (20530, 104698), (22583, 95180), (23795, 90332), (41060, 52349), (45166, 47590)]