28447060

素因数分解:

$2^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{4099}}^1$

素因数の和:4455

約数の個数: 24

約数和(自身を含む): 59925600

約数和(自身を除く): 31478540

約数列:

[1, 2, 4, 5, 10, 20, 347, 694, 1388, 1735, 3470, 4099, 6940, 8198, 16396, 20495, 40990, 81980, 1422353, 2844706, 5689412, 7111765, 14223530, 28447060]

約数ペア:

[(1, 28447060), (2, 14223530), (4, 7111765), (5, 5689412), (10, 2844706), (20, 1422353), (347, 81980), (694, 40990), (1388, 20495), (1735, 16396), (3470, 8198), (4099, 6940)]