2016117680

素因数分解:

$2^4\times 5^1\times {\mathrm{25201471}}^1$

素因数の和:25201484

約数の個数: 20

約数和(自身を含む): 4687473792

約数和(自身を除く): 2671356112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25201471, 50402942, 100805884, 126007355, 201611768, 252014710, 403223536, 504029420, 1008058840, 2016117680]

約数ペア:

[(1, 2016117680), (2, 1008058840), (4, 504029420), (5, 403223536), (8, 252014710), (10, 201611768), (16, 126007355), (20, 100805884), (40, 50402942), (80, 25201471)]