15383720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{34963}}^1$

素因数の和:34985

約数の個数: 32

約数和(自身を含む): 37761120

約数和(自身を除く): 22377400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 34963, 69926, 139852, 174815, 279704, 349630, 384593, 699260, 769186, 1398520, 1538372, 1922965, 3076744, 3845930, 7691860, 15383720]

約数ペア:

[(1, 15383720), (2, 7691860), (4, 3845930), (5, 3076744), (8, 1922965), (10, 1538372), (11, 1398520), (20, 769186), (22, 699260), (40, 384593), (44, 349630), (55, 279704), (88, 174815), (110, 139852), (220, 69926), (440, 34963)]