675880

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{277}}^1$

素因数の和:349

約数の個数: 32

約数和(自身を含む): 1551240

約数和(自身を除く): 875360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 277, 305, 488, 554, 610, 1108, 1220, 1385, 2216, 2440, 2770, 5540, 11080, 16897, 33794, 67588, 84485, 135176, 168970, 337940, 675880]

約数ペア:

[(1, 675880), (2, 337940), (4, 168970), (5, 135176), (8, 84485), (10, 67588), (20, 33794), (40, 16897), (61, 11080), (122, 5540), (244, 2770), (277, 2440), (305, 2216), (488, 1385), (554, 1220), (610, 1108)]