30888890

素因数分解:

$2^1\times 5^1\times {\mathrm{1051}}^1\times {\mathrm{2939}}^1$

素因数の和:3997

約数の個数: 16

約数和(自身を含む): 55671840

約数和(自身を除く): 24782950

約数列:

[1, 2, 5, 10, 1051, 2102, 2939, 5255, 5878, 10510, 14695, 29390, 3088889, 6177778, 15444445, 30888890]

約数ペア:

[(1, 30888890), (2, 15444445), (5, 6177778), (10, 3088889), (1051, 29390), (2102, 14695), (2939, 10510), (5255, 5878)]