20109110

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{41039}}^1$

素因数の和:41060

約数の個数: 24

約数和(自身を含む): 42107040

約数和(自身を除く): 21997930

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 41039, 82078, 205195, 287273, 410390, 574546, 1436365, 2010911, 2872730, 4021822, 10054555, 20109110]

約数ペア:

[(1, 20109110), (2, 10054555), (5, 4021822), (7, 2872730), (10, 2010911), (14, 1436365), (35, 574546), (49, 410390), (70, 287273), (98, 205195), (245, 82078), (490, 41039)]