5710540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 13263264

約数和(自身を除く): 7552724

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 101, 110, 202, 220, 257, 404, 505, 514, 1010, 1028, 1111, 1285, 2020, 2222, 2570, 2827, 4444, 5140, 5555, 5654, 11110, 11308, 14135, 22220, 25957, 28270, 51914, 56540, 103828, 129785, 259570, 285527, 519140, 571054, 1142108, 1427635, 2855270, 5710540]

約数ペア:

[(1, 5710540), (2, 2855270), (4, 1427635), (5, 1142108), (10, 571054), (11, 519140), (20, 285527), (22, 259570), (44, 129785), (55, 103828), (101, 56540), (110, 51914), (202, 28270), (220, 25957), (257, 22220), (404, 14135), (505, 11308), (514, 11110), (1010, 5654), (1028, 5555), (1111, 5140), (1285, 4444), (2020, 2827), (2222, 2570)]