889356040

素因数分解:

$2^3\times 5^1\times {\mathrm{673}}^1\times {\mathrm{33037}}^1$

素因数の和:33721

約数の個数: 32

約数和(自身を含む): 2004085080

約数和(自身を除く): 1114729040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 673, 1346, 2692, 3365, 5384, 6730, 13460, 26920, 33037, 66074, 132148, 165185, 264296, 330370, 660740, 1321480, 22233901, 44467802, 88935604, 111169505, 177871208, 222339010, 444678020, 889356040]

約数ペア:

[(1, 889356040), (2, 444678020), (4, 222339010), (5, 177871208), (8, 111169505), (10, 88935604), (20, 44467802), (40, 22233901), (673, 1321480), (1346, 660740), (2692, 330370), (3365, 264296), (5384, 165185), (6730, 132148), (13460, 66074), (26920, 33037)]