27581180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{443}}^1$

素因数の和:746

約数の個数: 48

約数和(自身を含む): 63552384

約数和(自身を除く): 35971204

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 283, 443, 566, 886, 1132, 1415, 1772, 2215, 2830, 3113, 4430, 4873, 5660, 6226, 8860, 9746, 12452, 15565, 19492, 24365, 31130, 48730, 62260, 97460, 125369, 250738, 501476, 626845, 1253690, 1379059, 2507380, 2758118, 5516236, 6895295, 13790590, 27581180]

約数ペア:

[(1, 27581180), (2, 13790590), (4, 6895295), (5, 5516236), (10, 2758118), (11, 2507380), (20, 1379059), (22, 1253690), (44, 626845), (55, 501476), (110, 250738), (220, 125369), (283, 97460), (443, 62260), (566, 48730), (886, 31130), (1132, 24365), (1415, 19492), (1772, 15565), (2215, 12452), (2830, 9746), (3113, 8860), (4430, 6226), (4873, 5660)]