11725840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{20939}}^1$

素因数の和:20959

約数の個数: 40

約数和(自身を含む): 31158720

約数和(自身を除く): 19432880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 20939, 41878, 83756, 104695, 146573, 167512, 209390, 293146, 335024, 418780, 586292, 732865, 837560, 1172584, 1465730, 1675120, 2345168, 2931460, 5862920, 11725840]

約数ペア:

[(1, 11725840), (2, 5862920), (4, 2931460), (5, 2345168), (7, 1675120), (8, 1465730), (10, 1172584), (14, 837560), (16, 732865), (20, 586292), (28, 418780), (35, 335024), (40, 293146), (56, 209390), (70, 167512), (80, 146573), (112, 104695), (140, 83756), (280, 41878), (560, 20939)]