27911320

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{18859}}^1$

素因数の和:18907

約数の個数: 32

約数和(自身を含む): 64501200

約数和(自身を除く): 36589880

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 18859, 37718, 75436, 94295, 150872, 188590, 377180, 697783, 754360, 1395566, 2791132, 3488915, 5582264, 6977830, 13955660, 27911320]

約数ペア:

[(1, 27911320), (2, 13955660), (4, 6977830), (5, 5582264), (8, 3488915), (10, 2791132), (20, 1395566), (37, 754360), (40, 697783), (74, 377180), (148, 188590), (185, 150872), (296, 94295), (370, 75436), (740, 37718), (1480, 18859)]