1123243220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{50551}}^1$

素因数の和:50672

約数の個数: 48

約数和(自身を含む): 2598777216

約数和(自身を除く): 1475533996

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 101, 110, 202, 220, 404, 505, 1010, 1111, 2020, 2222, 4444, 5555, 11110, 22220, 50551, 101102, 202204, 252755, 505510, 556061, 1011020, 1112122, 2224244, 2780305, 5105651, 5560610, 10211302, 11121220, 20422604, 25528255, 51056510, 56162161, 102113020, 112324322, 224648644, 280810805, 561621610, 1123243220]

約数ペア:

[(1, 1123243220), (2, 561621610), (4, 280810805), (5, 224648644), (10, 112324322), (11, 102113020), (20, 56162161), (22, 51056510), (44, 25528255), (55, 20422604), (101, 11121220), (110, 10211302), (202, 5560610), (220, 5105651), (404, 2780305), (505, 2224244), (1010, 1112122), (1111, 1011020), (2020, 556061), (2222, 505510), (4444, 252755), (5555, 202204), (11110, 101102), (22220, 50551)]