205260070

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1\times {\mathrm{857}}^1$

素因数の和:1464

約数の個数: 32

約数和(自身を含む): 379181088

約数和(自身を除く): 173921018

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 557, 857, 1114, 1714, 2785, 4285, 5570, 8570, 23951, 36851, 47902, 73702, 119755, 184255, 239510, 368510, 477349, 954698, 2386745, 4773490, 20526007, 41052014, 102630035, 205260070]

約数ペア:

[(1, 205260070), (2, 102630035), (5, 41052014), (10, 20526007), (43, 4773490), (86, 2386745), (215, 954698), (430, 477349), (557, 368510), (857, 239510), (1114, 184255), (1714, 119755), (2785, 73702), (4285, 47902), (5570, 36851), (8570, 23951)]