209857597730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{709}}^1\times {\mathrm{2690827}}^1$

素因数の和:2691554

約数の個数: 32

約数和(自身を含む): 412665382080

約数和(自身を除く): 202807784350

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 709, 1418, 3545, 7090, 7799, 15598, 38995, 77990, 2690827, 5381654, 13454135, 26908270, 29599097, 59198194, 147995485, 295990970, 1907796343, 3815592686, 9538981715, 19077963430, 20985759773, 41971519546, 104928798865, 209857597730]

約数ペア:

[(1, 209857597730), (2, 104928798865), (5, 41971519546), (10, 20985759773), (11, 19077963430), (22, 9538981715), (55, 3815592686), (110, 1907796343), (709, 295990970), (1418, 147995485), (3545, 59198194), (7090, 29599097), (7799, 26908270), (15598, 13454135), (38995, 5381654), (77990, 2690827)]