2447720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5563}}^1$

素因数の和:5585

約数の個数: 32

約数和(自身を含む): 6009120

約数和(自身を除く): 3561400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 5563, 11126, 22252, 27815, 44504, 55630, 61193, 111260, 122386, 222520, 244772, 305965, 489544, 611930, 1223860, 2447720]

約数ペア:

[(1, 2447720), (2, 1223860), (4, 611930), (5, 489544), (8, 305965), (10, 244772), (11, 222520), (20, 122386), (22, 111260), (40, 61193), (44, 55630), (55, 44504), (88, 27815), (110, 22252), (220, 11126), (440, 5563)]