12405800

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{5639}}^1$

素因数の和:5666

約数の個数: 48

約数和(自身を含む): 31471200

約数和(自身を除く): 19065400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 5639, 11278, 22556, 28195, 45112, 56390, 62029, 112780, 124058, 140975, 225560, 248116, 281950, 310145, 496232, 563900, 620290, 1127800, 1240580, 1550725, 2481160, 3101450, 6202900, 12405800]

約数ペア:

[(1, 12405800), (2, 6202900), (4, 3101450), (5, 2481160), (8, 1550725), (10, 1240580), (11, 1127800), (20, 620290), (22, 563900), (25, 496232), (40, 310145), (44, 281950), (50, 248116), (55, 225560), (88, 140975), (100, 124058), (110, 112780), (200, 62029), (220, 56390), (275, 45112), (440, 28195), (550, 22556), (1100, 11278), (2200, 5639)]