27705520

素因数分解:

$2^4\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1553}}^1$

素因数の和:1789

約数の個数: 40

約数和(自身を含む): 64745856

約数和(自身を除く): 37040336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 223, 446, 892, 1115, 1553, 1784, 2230, 3106, 3568, 4460, 6212, 7765, 8920, 12424, 15530, 17840, 24848, 31060, 62120, 124240, 346319, 692638, 1385276, 1731595, 2770552, 3463190, 5541104, 6926380, 13852760, 27705520]

約数ペア:

[(1, 27705520), (2, 13852760), (4, 6926380), (5, 5541104), (8, 3463190), (10, 2770552), (16, 1731595), (20, 1385276), (40, 692638), (80, 346319), (223, 124240), (446, 62120), (892, 31060), (1115, 24848), (1553, 17840), (1784, 15530), (2230, 12424), (3106, 8920), (3568, 7765), (4460, 6212)]