53819780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20233}}^1$

素因数の和:20268

約数の個数: 48

約数和(自身を含む): 135972480

約数和(自身を除く): 82152700

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, 20233, 40466, 80932, 101165, 141631, 202330, 283262, 384427, 404660, 566524, 708155, 768854, 1416310, 1537708, 1922135, 2690989, 2832620, 3844270, 5381978, 7688540, 10763956, 13454945, 26909890, 53819780]

約数ペア:

[(1, 53819780), (2, 26909890), (4, 13454945), (5, 10763956), (7, 7688540), (10, 5381978), (14, 3844270), (19, 2832620), (20, 2690989), (28, 1922135), (35, 1537708), (38, 1416310), (70, 768854), (76, 708155), (95, 566524), (133, 404660), (140, 384427), (190, 283262), (266, 202330), (380, 141631), (532, 101165), (665, 80932), (1330, 40466), (2660, 20233)]