40948490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{1949}}^1$

素因数の和:2158

約数の個数: 32

約数和(自身を含む): 80870400

約数和(自身を除く): 39921910

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 191, 382, 955, 1910, 1949, 2101, 3898, 4202, 9745, 10505, 19490, 21010, 21439, 42878, 107195, 214390, 372259, 744518, 1861295, 3722590, 4094849, 8189698, 20474245, 40948490]

約数ペア:

[(1, 40948490), (2, 20474245), (5, 8189698), (10, 4094849), (11, 3722590), (22, 1861295), (55, 744518), (110, 372259), (191, 214390), (382, 107195), (955, 42878), (1910, 21439), (1949, 21010), (2101, 19490), (3898, 10505), (4202, 9745)]