210877240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{753133}}^1$

素因数の和:753151

約数の個数: 32

約数和(自身を含む): 542256480

約数和(自身を除く): 331379240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 753133, 1506266, 3012532, 3765665, 5271931, 6025064, 7531330, 10543862, 15062660, 21087724, 26359655, 30125320, 42175448, 52719310, 105438620, 210877240]

約数ペア:

[(1, 210877240), (2, 105438620), (4, 52719310), (5, 42175448), (7, 30125320), (8, 26359655), (10, 21087724), (14, 15062660), (20, 10543862), (28, 7531330), (35, 6025064), (40, 5271931), (56, 3765665), (70, 3012532), (140, 1506266), (280, 753133)]