212967760

素因数分解:

$2^4\times 5^1\times {\mathrm{2662097}}^1$

素因数の和:2662110

約数の個数: 20

約数和(自身を含む): 495150228

約数和(自身を除く): 282182468

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2662097, 5324194, 10648388, 13310485, 21296776, 26620970, 42593552, 53241940, 106483880, 212967760]

約数ペア:

[(1, 212967760), (2, 106483880), (4, 53241940), (5, 42593552), (8, 26620970), (10, 21296776), (16, 13310485), (20, 10648388), (40, 5324194), (80, 2662097)]