22240880

素因数分解:

$2^4\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1607}}^1$

素因数の和:1793

約数の個数: 40

約数和(自身を含む): 52041312

約数和(自身を除く): 29800432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 173, 346, 692, 865, 1384, 1607, 1730, 2768, 3214, 3460, 6428, 6920, 8035, 12856, 13840, 16070, 25712, 32140, 64280, 128560, 278011, 556022, 1112044, 1390055, 2224088, 2780110, 4448176, 5560220, 11120440, 22240880]

約数ペア:

[(1, 22240880), (2, 11120440), (4, 5560220), (5, 4448176), (8, 2780110), (10, 2224088), (16, 1390055), (20, 1112044), (40, 556022), (80, 278011), (173, 128560), (346, 64280), (692, 32140), (865, 25712), (1384, 16070), (1607, 13840), (1730, 12856), (2768, 8035), (3214, 6920), (3460, 6428)]