2238460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{271}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 5483520

約数和(自身を除く): 3245060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 59, 70, 118, 140, 236, 271, 295, 413, 542, 590, 826, 1084, 1180, 1355, 1652, 1897, 2065, 2710, 3794, 4130, 5420, 7588, 8260, 9485, 15989, 18970, 31978, 37940, 63956, 79945, 111923, 159890, 223846, 319780, 447692, 559615, 1119230, 2238460]

約数ペア:

[(1, 2238460), (2, 1119230), (4, 559615), (5, 447692), (7, 319780), (10, 223846), (14, 159890), (20, 111923), (28, 79945), (35, 63956), (59, 37940), (70, 31978), (118, 18970), (140, 15989), (236, 9485), (271, 8260), (295, 7588), (413, 5420), (542, 4130), (590, 3794), (826, 2710), (1084, 2065), (1180, 1897), (1355, 1652)]