228187240

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{132667}}^1$

素因数の和:132721

約数の個数: 32

約数和(自身を含む): 525365280

約数和(自身を除く): 297178040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 132667, 265334, 530668, 663335, 1061336, 1326670, 2653340, 5306680, 5704681, 11409362, 22818724, 28523405, 45637448, 57046810, 114093620, 228187240]

約数ペア:

[(1, 228187240), (2, 114093620), (4, 57046810), (5, 45637448), (8, 28523405), (10, 22818724), (20, 11409362), (40, 5704681), (43, 5306680), (86, 2653340), (172, 1326670), (215, 1061336), (344, 663335), (430, 530668), (860, 265334), (1720, 132667)]