2105723180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{23869}}^1$

素因数の和:24290

約数の個数: 48

約数和(自身を含む): 4836252960

約数和(自身を除く): 2730529780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 401, 802, 1604, 2005, 4010, 4411, 8020, 8822, 17644, 22055, 23869, 44110, 47738, 88220, 95476, 119345, 238690, 262559, 477380, 525118, 1050236, 1312795, 2625590, 5251180, 9571469, 19142938, 38285876, 47857345, 95714690, 105286159, 191429380, 210572318, 421144636, 526430795, 1052861590, 2105723180]

約数ペア:

[(1, 2105723180), (2, 1052861590), (4, 526430795), (5, 421144636), (10, 210572318), (11, 191429380), (20, 105286159), (22, 95714690), (44, 47857345), (55, 38285876), (110, 19142938), (220, 9571469), (401, 5251180), (802, 2625590), (1604, 1312795), (2005, 1050236), (4010, 525118), (4411, 477380), (8020, 262559), (8822, 238690), (17644, 119345), (22055, 95476), (23869, 88220), (44110, 47738)]