4126462420

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1061}}^1\times {\mathrm{1399}}^1$

素因数の和:2608

約数の個数: 48

約数和(自身を含む): 8742384000

約数和(自身を除く): 4615921580

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1061, 1390, 1399, 2122, 2780, 2798, 4244, 5305, 5596, 6995, 10610, 13990, 21220, 27980, 147479, 194461, 294958, 388922, 589916, 737395, 777844, 972305, 1474790, 1484339, 1944610, 2949580, 2968678, 3889220, 5937356, 7421695, 14843390, 29686780, 206323121, 412646242, 825292484, 1031615605, 2063231210, 4126462420]

約数ペア:

[(1, 4126462420), (2, 2063231210), (4, 1031615605), (5, 825292484), (10, 412646242), (20, 206323121), (139, 29686780), (278, 14843390), (556, 7421695), (695, 5937356), (1061, 3889220), (1390, 2968678), (1399, 2949580), (2122, 1944610), (2780, 1484339), (2798, 1474790), (4244, 972305), (5305, 777844), (5596, 737395), (6995, 589916), (10610, 388922), (13990, 294958), (21220, 194461), (27980, 147479)]