190049420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{8387}}^1$

素因数の和:8510

約数の個数: 48

約数和(自身を含む): 439665408

約数和(自身を除く): 249615988

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 103, 110, 206, 220, 412, 515, 1030, 1133, 2060, 2266, 4532, 5665, 8387, 11330, 16774, 22660, 33548, 41935, 83870, 92257, 167740, 184514, 369028, 461285, 863861, 922570, 1727722, 1845140, 3455444, 4319305, 8638610, 9502471, 17277220, 19004942, 38009884, 47512355, 95024710, 190049420]

約数ペア:

[(1, 190049420), (2, 95024710), (4, 47512355), (5, 38009884), (10, 19004942), (11, 17277220), (20, 9502471), (22, 8638610), (44, 4319305), (55, 3455444), (103, 1845140), (110, 1727722), (206, 922570), (220, 863861), (412, 461285), (515, 369028), (1030, 184514), (1133, 167740), (2060, 92257), (2266, 83870), (4532, 41935), (5665, 33548), (8387, 22660), (11330, 16774)]