108864920

素因数分解:

$2^3\times 5^1\times {\mathrm{509}}^1\times {\mathrm{5347}}^1$

素因数の和:5867

約数の個数: 32

約数和(自身を含む): 245473200

約数和(自身を除く): 136608280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 509, 1018, 2036, 2545, 4072, 5090, 5347, 10180, 10694, 20360, 21388, 26735, 42776, 53470, 106940, 213880, 2721623, 5443246, 10886492, 13608115, 21772984, 27216230, 54432460, 108864920]

約数ペア:

[(1, 108864920), (2, 54432460), (4, 27216230), (5, 21772984), (8, 13608115), (10, 10886492), (20, 5443246), (40, 2721623), (509, 213880), (1018, 106940), (2036, 53470), (2545, 42776), (4072, 26735), (5090, 21388), (5347, 20360), (10180, 10694)]