28807130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{1019}}^1$

素因数の和:1294

約数の個数: 32

約数和(自身を含む): 56842560

約数和(自身を除く): 28035430

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 257, 514, 1019, 1285, 2038, 2570, 2827, 5095, 5654, 10190, 11209, 14135, 22418, 28270, 56045, 112090, 261883, 523766, 1309415, 2618830, 2880713, 5761426, 14403565, 28807130]

約数ペア:

[(1, 28807130), (2, 14403565), (5, 5761426), (10, 2880713), (11, 2618830), (22, 1309415), (55, 523766), (110, 261883), (257, 112090), (514, 56045), (1019, 28270), (1285, 22418), (2038, 14135), (2570, 11209), (2827, 10190), (5095, 5654)]