348519760

素因数分解:

$2^4\times 5^1\times {\mathrm{1049}}^1\times {\mathrm{4153}}^1$

素因数の和:5215

約数の個数: 40

約数和(自身を含む): 811276200

約数和(自身を除く): 462756440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1049, 2098, 4153, 4196, 5245, 8306, 8392, 10490, 16612, 16784, 20765, 20980, 33224, 41530, 41960, 66448, 83060, 83920, 166120, 332240, 4356497, 8712994, 17425988, 21782485, 34851976, 43564970, 69703952, 87129940, 174259880, 348519760]

約数ペア:

[(1, 348519760), (2, 174259880), (4, 87129940), (5, 69703952), (8, 43564970), (10, 34851976), (16, 21782485), (20, 17425988), (40, 8712994), (80, 4356497), (1049, 332240), (2098, 166120), (4153, 83920), (4196, 83060), (5245, 66448), (8306, 41960), (8392, 41530), (10490, 33224), (16612, 20980), (16784, 20765)]