11910140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1259}}^1$

素因数の和:1322

約数の個数: 48

約数和(自身を含む): 27941760

約数和(自身を除く): 16031620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1259, 1892, 2365, 2518, 4730, 5036, 6295, 9460, 12590, 13849, 25180, 27698, 54137, 55396, 69245, 108274, 138490, 216548, 270685, 276980, 541370, 595507, 1082740, 1191014, 2382028, 2977535, 5955070, 11910140]

約数ペア:

[(1, 11910140), (2, 5955070), (4, 2977535), (5, 2382028), (10, 1191014), (11, 1082740), (20, 595507), (22, 541370), (43, 276980), (44, 270685), (55, 216548), (86, 138490), (110, 108274), (172, 69245), (215, 55396), (220, 54137), (430, 27698), (473, 25180), (860, 13849), (946, 12590), (1259, 9460), (1892, 6295), (2365, 5036), (2518, 4730)]