205962460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{19919}}^1$

素因数の和:19986

約数の個数: 48

約数和(自身を含む): 481904640

約数和(自身を除く): 275942180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 188, 220, 235, 470, 517, 940, 1034, 2068, 2585, 5170, 10340, 19919, 39838, 79676, 99595, 199190, 219109, 398380, 438218, 876436, 936193, 1095545, 1872386, 2191090, 3744772, 4382180, 4680965, 9361930, 10298123, 18723860, 20596246, 41192492, 51490615, 102981230, 205962460]

約数ペア:

[(1, 205962460), (2, 102981230), (4, 51490615), (5, 41192492), (10, 20596246), (11, 18723860), (20, 10298123), (22, 9361930), (44, 4680965), (47, 4382180), (55, 3744772), (94, 2191090), (110, 1872386), (188, 1095545), (220, 936193), (235, 876436), (470, 438218), (517, 398380), (940, 219109), (1034, 199190), (2068, 99595), (2585, 79676), (5170, 39838), (10340, 19919)]