3977380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{179}}^1$

素因数の和:300

約数の個数: 48

約数和(自身を含む): 9253440

約数和(自身を除く): 5276060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 101, 110, 179, 202, 220, 358, 404, 505, 716, 895, 1010, 1111, 1790, 1969, 2020, 2222, 3580, 3938, 4444, 5555, 7876, 9845, 11110, 18079, 19690, 22220, 36158, 39380, 72316, 90395, 180790, 198869, 361580, 397738, 795476, 994345, 1988690, 3977380]

約数ペア:

[(1, 3977380), (2, 1988690), (4, 994345), (5, 795476), (10, 397738), (11, 361580), (20, 198869), (22, 180790), (44, 90395), (55, 72316), (101, 39380), (110, 36158), (179, 22220), (202, 19690), (220, 18079), (358, 11110), (404, 9845), (505, 7876), (716, 5555), (895, 4444), (1010, 3938), (1111, 3580), (1790, 2222), (1969, 2020)]