227978210

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{225721}}^1$

素因数の和:225829

約数の個数: 16

約数和(自身を含む): 414425592

約数和(自身を除く): 186447382

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 225721, 451442, 1128605, 2257210, 22797821, 45595642, 113989105, 227978210]

約数ペア:

[(1, 227978210), (2, 113989105), (5, 45595642), (10, 22797821), (101, 2257210), (202, 1128605), (505, 451442), (1010, 225721)]