12705560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{45377}}^1$

素因数の和:45395

約数の個数: 32

約数和(自身を含む): 32672160

約数和(自身を除く): 19966600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 45377, 90754, 181508, 226885, 317639, 363016, 453770, 635278, 907540, 1270556, 1588195, 1815080, 2541112, 3176390, 6352780, 12705560]

約数ペア:

[(1, 12705560), (2, 6352780), (4, 3176390), (5, 2541112), (7, 1815080), (8, 1588195), (10, 1270556), (14, 907540), (20, 635278), (28, 453770), (35, 363016), (40, 317639), (56, 226885), (70, 181508), (140, 90754), (280, 45377)]