211364440

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{107839}}^1$

素因数の和:107864

約数の個数: 48

約数和(自身を含む): 553219200

約数和(自身を除く): 341854760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 107839, 215678, 431356, 539195, 754873, 862712, 1078390, 1509746, 2156780, 3019492, 3774365, 4313560, 5284111, 6038984, 7548730, 10568222, 15097460, 21136444, 26420555, 30194920, 42272888, 52841110, 105682220, 211364440]

約数ペア:

[(1, 211364440), (2, 105682220), (4, 52841110), (5, 42272888), (7, 30194920), (8, 26420555), (10, 21136444), (14, 15097460), (20, 10568222), (28, 7548730), (35, 6038984), (40, 5284111), (49, 4313560), (56, 3774365), (70, 3019492), (98, 2156780), (140, 1509746), (196, 1078390), (245, 862712), (280, 754873), (392, 539195), (490, 431356), (980, 215678), (1960, 107839)]