254365712

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{140689}}^1$

素因数の和:140810

約数の個数: 20

約数和(自身を含む): 497198460

約数和(自身を除く): 242832748

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 140689, 281378, 562756, 1125512, 2251024, 15897857, 31795714, 63591428, 127182856, 254365712]

約数ペア:

[(1, 254365712), (2, 127182856), (4, 63591428), (8, 31795714), (16, 15897857), (113, 2251024), (226, 1125512), (452, 562756), (904, 281378), (1808, 140689)]