339770420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{140401}}^1$

素因数の和:140432

約数の個数: 36

約数和(自身を含む): 784285572

約数和(自身を除く): 444515152

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 140401, 280802, 561604, 702005, 1404010, 1544411, 2808020, 3088822, 6177644, 7722055, 15444110, 16988521, 30888220, 33977042, 67954084, 84942605, 169885210, 339770420]

約数ペア:

[(1, 339770420), (2, 169885210), (4, 84942605), (5, 67954084), (10, 33977042), (11, 30888220), (20, 16988521), (22, 15444110), (44, 7722055), (55, 6177644), (110, 3088822), (121, 2808020), (220, 1544411), (242, 1404010), (484, 702005), (605, 561604), (1210, 280802), (2420, 140401)]