123014780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{878677}}^1$

素因数の和:878693

約数の個数: 24

約数和(自身を含む): 295235808

約数和(自身を除く): 172221028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 878677, 1757354, 3514708, 4393385, 6150739, 8786770, 12301478, 17573540, 24602956, 30753695, 61507390, 123014780]

約数ペア:

[(1, 123014780), (2, 61507390), (4, 30753695), (5, 24602956), (7, 17573540), (10, 12301478), (14, 8786770), (20, 6150739), (28, 4393385), (35, 3514708), (70, 1757354), (140, 878677)]