20091570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{10979}}^1$

素因数の和:11050

約数の個数: 32

約数和(自身を含む): 49014720

約数和(自身を除く): 28923150

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 183, 305, 366, 610, 915, 1830, 10979, 21958, 32937, 54895, 65874, 109790, 164685, 329370, 669719, 1339438, 2009157, 3348595, 4018314, 6697190, 10045785, 20091570]

約数ペア:

[(1, 20091570), (2, 10045785), (3, 6697190), (5, 4018314), (6, 3348595), (10, 2009157), (15, 1339438), (30, 669719), (61, 329370), (122, 164685), (183, 109790), (305, 65874), (366, 54895), (610, 32937), (915, 21958), (1830, 10979)]