11420680

素因数分解:

$2^3\times 5^1\times {\mathrm{285517}}^1$

素因数の和:285528

約数の個数: 16

約数和(自身を含む): 25696620

約数和(自身を除く): 14275940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 285517, 571034, 1142068, 1427585, 2284136, 2855170, 5710340, 11420680]

約数ペア:

[(1, 11420680), (2, 5710340), (4, 2855170), (5, 2284136), (8, 1427585), (10, 1142068), (20, 571034), (40, 285517)]