30180940

素因数分解:

$2^2\times 5^1\times {\mathrm{883}}^1\times {\mathrm{1709}}^1$

素因数の和:2601

約数の個数: 24

約数和(自身を含む): 63488880

約数和(自身を除く): 33307940

約数列:

[1, 2, 4, 5, 10, 20, 883, 1709, 1766, 3418, 3532, 4415, 6836, 8545, 8830, 17090, 17660, 34180, 1509047, 3018094, 6036188, 7545235, 15090470, 30180940]

約数ペア:

[(1, 30180940), (2, 15090470), (4, 7545235), (5, 6036188), (10, 3018094), (20, 1509047), (883, 34180), (1709, 17660), (1766, 17090), (3418, 8830), (3532, 8545), (4415, 6836)]