24651220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1259}}^1$

素因数の和:1368

約数の個数: 48

約数和(自身を含む): 57153600

約数和(自身を除く): 32502380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 220, 356, 445, 890, 979, 1259, 1780, 1958, 2518, 3916, 4895, 5036, 6295, 9790, 12590, 13849, 19580, 25180, 27698, 55396, 69245, 112051, 138490, 224102, 276980, 448204, 560255, 1120510, 1232561, 2241020, 2465122, 4930244, 6162805, 12325610, 24651220]

約数ペア:

[(1, 24651220), (2, 12325610), (4, 6162805), (5, 4930244), (10, 2465122), (11, 2241020), (20, 1232561), (22, 1120510), (44, 560255), (55, 448204), (89, 276980), (110, 224102), (178, 138490), (220, 112051), (356, 69245), (445, 55396), (890, 27698), (979, 25180), (1259, 19580), (1780, 13849), (1958, 12590), (2518, 9790), (3916, 6295), (4895, 5036)]