227980690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{7963}}^1$

素因数の和:8386

約数の個数: 32

約数和(自身を含む): 470194560

約数和(自身を除く): 242213870

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 409, 818, 2045, 2863, 4090, 5726, 7963, 14315, 15926, 28630, 39815, 55741, 79630, 111482, 278705, 557410, 3256867, 6513734, 16284335, 22798069, 32568670, 45596138, 113990345, 227980690]

約数ペア:

[(1, 227980690), (2, 113990345), (5, 45596138), (7, 32568670), (10, 22798069), (14, 16284335), (35, 6513734), (70, 3256867), (409, 557410), (818, 278705), (2045, 111482), (2863, 79630), (4090, 55741), (5726, 39815), (7963, 28630), (14315, 15926)]