27832370920

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{16181611}}^1$

素因数の和:16181665

約数の個数: 32

約数和(自身を含む): 64079183520

約数和(自身を除く): 36246812600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 16181611, 32363222, 64726444, 80908055, 129452888, 161816110, 323632220, 647264440, 695809273, 1391618546, 2783237092, 3479046365, 5566474184, 6958092730, 13916185460, 27832370920]

約数ペア:

[(1, 27832370920), (2, 13916185460), (4, 6958092730), (5, 5566474184), (8, 3479046365), (10, 2783237092), (20, 1391618546), (40, 695809273), (43, 647264440), (86, 323632220), (172, 161816110), (215, 129452888), (344, 80908055), (430, 64726444), (860, 32363222), (1720, 16181611)]