20233220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3361}}^1$

素因数の和:3420

約数の個数: 48

約数和(自身を含む): 49703808

約数和(自身を除く): 29470588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 3361, 6020, 6722, 13444, 16805, 23527, 33610, 47054, 67220, 94108, 117635, 144523, 235270, 289046, 470540, 578092, 722615, 1011661, 1445230, 2023322, 2890460, 4046644, 5058305, 10116610, 20233220]

約数ペア:

[(1, 20233220), (2, 10116610), (4, 5058305), (5, 4046644), (7, 2890460), (10, 2023322), (14, 1445230), (20, 1011661), (28, 722615), (35, 578092), (43, 470540), (70, 289046), (86, 235270), (140, 144523), (172, 117635), (215, 94108), (301, 67220), (430, 47054), (602, 33610), (860, 23527), (1204, 16805), (1505, 13444), (3010, 6722), (3361, 6020)]