12637900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{11489}}^1$

素因数の和:11514

約数の個数: 36

約数和(自身を含む): 29919960

約数和(自身を除く): 17282060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 11489, 22978, 45956, 57445, 114890, 126379, 229780, 252758, 287225, 505516, 574450, 631895, 1148900, 1263790, 2527580, 3159475, 6318950, 12637900]

約数ペア:

[(1, 12637900), (2, 6318950), (4, 3159475), (5, 2527580), (10, 1263790), (11, 1148900), (20, 631895), (22, 574450), (25, 505516), (44, 287225), (50, 252758), (55, 229780), (100, 126379), (110, 114890), (220, 57445), (275, 45956), (550, 22978), (1100, 11489)]