27728740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{106649}}^1$

素因数の和:106671

約数の個数: 24

約数和(自身を含む): 62710200

約数和(自身を除く): 34981460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 106649, 213298, 426596, 533245, 1066490, 1386437, 2132980, 2772874, 5545748, 6932185, 13864370, 27728740]

約数ペア:

[(1, 27728740), (2, 13864370), (4, 6932185), (5, 5545748), (10, 2772874), (13, 2132980), (20, 1386437), (26, 1066490), (52, 533245), (65, 426596), (130, 213298), (260, 106649)]