210442820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1503163}}^1$

素因数の和:1503179

約数の個数: 24

約数和(自身を含む): 505063104

約数和(自身を除く): 294620284

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1503163, 3006326, 6012652, 7515815, 10522141, 15031630, 21044282, 30063260, 42088564, 52610705, 105221410, 210442820]

約数ペア:

[(1, 210442820), (2, 105221410), (4, 52610705), (5, 42088564), (7, 30063260), (10, 21044282), (14, 15031630), (20, 10522141), (28, 7515815), (35, 6012652), (70, 3006326), (140, 1503163)]