1640578020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{27342967}}^1$

素因数の和:27342979

約数の個数: 24

約数和(自身を含む): 4593618624

約数和(自身を除く): 2953040604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 27342967, 54685934, 82028901, 109371868, 136714835, 164057802, 273429670, 328115604, 410144505, 546859340, 820289010, 1640578020]

約数ペア:

[(1, 1640578020), (2, 820289010), (3, 546859340), (4, 410144505), (5, 328115604), (6, 273429670), (10, 164057802), (12, 136714835), (15, 109371868), (20, 82028901), (30, 54685934), (60, 27342967)]