8741980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{33623}}^1$

素因数の和:33645

約数の個数: 24

約数和(自身を含む): 19770912

約数和(自身を除く): 11028932

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 33623, 67246, 134492, 168115, 336230, 437099, 672460, 874198, 1748396, 2185495, 4370990, 8741980]

約数ペア:

[(1, 8741980), (2, 4370990), (4, 2185495), (5, 1748396), (10, 874198), (13, 672460), (20, 437099), (26, 336230), (52, 168115), (65, 134492), (130, 67246), (260, 33623)]