1021385090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{488701}}^1$

素因数の和:488738

約数の個数: 32

約数和(自身を含む): 2111192640

約数和(自身を除く): 1089807550

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 488701, 977402, 2443505, 4887010, 5375711, 9285319, 10751422, 18570638, 26878555, 46426595, 53757110, 92853190, 102138509, 204277018, 510692545, 1021385090]

約数ペア:

[(1, 1021385090), (2, 510692545), (5, 204277018), (10, 102138509), (11, 92853190), (19, 53757110), (22, 46426595), (38, 26878555), (55, 18570638), (95, 10751422), (110, 9285319), (190, 5375711), (209, 4887010), (418, 2443505), (1045, 977402), (2090, 488701)]