204889340

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{90659}}^1$

素因数の和:90781

約数の個数: 24

約数和(自身を含む): 434080080

約数和(自身を除く): 229190740

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 90659, 181318, 362636, 453295, 906590, 1813180, 10244467, 20488934, 40977868, 51222335, 102444670, 204889340]

約数ペア:

[(1, 204889340), (2, 102444670), (4, 51222335), (5, 40977868), (10, 20488934), (20, 10244467), (113, 1813180), (226, 906590), (452, 453295), (565, 362636), (1130, 181318), (2260, 90659)]