30485560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{108877}}^1$

素因数の和:108895

約数の個数: 32

約数和(自身を含む): 78392160

約数和(自身を除く): 47906600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 108877, 217754, 435508, 544385, 762139, 871016, 1088770, 1524278, 2177540, 3048556, 3810695, 4355080, 6097112, 7621390, 15242780, 30485560]

約数ペア:

[(1, 30485560), (2, 15242780), (4, 7621390), (5, 6097112), (7, 4355080), (8, 3810695), (10, 3048556), (14, 2177540), (20, 1524278), (28, 1088770), (35, 871016), (40, 762139), (56, 544385), (70, 435508), (140, 217754), (280, 108877)]