20785730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{17467}}^1$

素因数の和:17498

約数の個数: 32

約数和(自身を含む): 45277056

約数和(自身を除く): 24491326

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 17467, 34934, 87335, 122269, 174670, 244538, 296939, 593878, 611345, 1222690, 1484695, 2078573, 2969390, 4157146, 10392865, 20785730]

約数ペア:

[(1, 20785730), (2, 10392865), (5, 4157146), (7, 2969390), (10, 2078573), (14, 1484695), (17, 1222690), (34, 611345), (35, 593878), (70, 296939), (85, 244538), (119, 174670), (170, 122269), (238, 87335), (595, 34934), (1190, 17467)]