214970960

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{37847}}^1$

素因数の和:37931

約数の個数: 40

約数和(自身を含む): 506860416

約数和(自身を除く): 291889456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 37847, 75694, 151388, 189235, 302776, 378470, 605552, 756940, 1513880, 2687137, 3027760, 5374274, 10748548, 13435685, 21497096, 26871370, 42994192, 53742740, 107485480, 214970960]

約数ペア:

[(1, 214970960), (2, 107485480), (4, 53742740), (5, 42994192), (8, 26871370), (10, 21497096), (16, 13435685), (20, 10748548), (40, 5374274), (71, 3027760), (80, 2687137), (142, 1513880), (284, 756940), (355, 605552), (568, 378470), (710, 302776), (1136, 189235), (1420, 151388), (2840, 75694), (5680, 37847)]