2078049260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{34439}}^1$

素因数の和:34886

約数の個数: 48

約数和(自身を含む): 4999034880

約数和(自身を除く): 2920985620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 431, 862, 1724, 2155, 3017, 4310, 6034, 8620, 12068, 15085, 30170, 34439, 60340, 68878, 137756, 172195, 241073, 344390, 482146, 688780, 964292, 1205365, 2410730, 4821460, 14843209, 29686418, 59372836, 74216045, 103902463, 148432090, 207804926, 296864180, 415609852, 519512315, 1039024630, 2078049260]

約数ペア:

[(1, 2078049260), (2, 1039024630), (4, 519512315), (5, 415609852), (7, 296864180), (10, 207804926), (14, 148432090), (20, 103902463), (28, 74216045), (35, 59372836), (70, 29686418), (140, 14843209), (431, 4821460), (862, 2410730), (1724, 1205365), (2155, 964292), (3017, 688780), (4310, 482146), (6034, 344390), (8620, 241073), (12068, 172195), (15085, 137756), (30170, 68878), (34439, 60340)]