137572540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{51719}}^1$

素因数の和:51754

約数の個数: 48

約数和(自身を含む): 347558400

約数和(自身を除く): 209985860

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 51719, 103438, 206876, 258595, 362033, 517190, 724066, 982661, 1034380, 1448132, 1810165, 1965322, 3620330, 3930644, 4913305, 6878627, 7240660, 9826610, 13757254, 19653220, 27514508, 34393135, 68786270, 137572540]

約数ペア:

[(1, 137572540), (2, 68786270), (4, 34393135), (5, 27514508), (7, 19653220), (10, 13757254), (14, 9826610), (19, 7240660), (20, 6878627), (28, 4913305), (35, 3930644), (38, 3620330), (70, 1965322), (76, 1810165), (95, 1448132), (133, 1034380), (140, 982661), (190, 724066), (266, 517190), (380, 362033), (532, 258595), (665, 206876), (1330, 103438), (2660, 51719)]