20308090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{523}}^1$

素因数の和:894

約数の個数: 32

約数和(自身を含む): 40067136

約数和(自身を除く): 19759046

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 353, 523, 706, 1046, 1765, 2615, 3530, 3883, 5230, 5753, 7766, 11506, 19415, 28765, 38830, 57530, 184619, 369238, 923095, 1846190, 2030809, 4061618, 10154045, 20308090]

約数ペア:

[(1, 20308090), (2, 10154045), (5, 4061618), (10, 2030809), (11, 1846190), (22, 923095), (55, 369238), (110, 184619), (353, 57530), (523, 38830), (706, 28765), (1046, 19415), (1765, 11506), (2615, 7766), (3530, 5753), (3883, 5230)]