2553240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{21277}}^1$

素因数の和:21291

約数の個数: 32

約数和(自身を含む): 7660080

約数和(自身を除く): 5106840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 21277, 42554, 63831, 85108, 106385, 127662, 170216, 212770, 255324, 319155, 425540, 510648, 638310, 851080, 1276620, 2553240]

約数ペア:

[(1, 2553240), (2, 1276620), (3, 851080), (4, 638310), (5, 510648), (6, 425540), (8, 319155), (10, 255324), (12, 212770), (15, 170216), (20, 127662), (24, 106385), (30, 85108), (40, 63831), (60, 42554), (120, 21277)]