214857980

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{147163}}^1$

素因数の和:147245

約数の個数: 24

約数和(自身を含む): 457385712

約数和(自身を除く): 242527732

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 147163, 294326, 588652, 735815, 1471630, 2943260, 10742899, 21485798, 42971596, 53714495, 107428990, 214857980]

約数ペア:

[(1, 214857980), (2, 107428990), (4, 53714495), (5, 42971596), (10, 21485798), (20, 10742899), (73, 2943260), (146, 1471630), (292, 735815), (365, 588652), (730, 294326), (1460, 147163)]