890291210

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1219577}}^1$

素因数の和:1219657

約数の個数: 16

約数和(自身を含む): 1624477896

約数和(自身を除く): 734186686

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 1219577, 2439154, 6097885, 12195770, 89029121, 178058242, 445145605, 890291210]

約数ペア:

[(1, 890291210), (2, 445145605), (5, 178058242), (10, 89029121), (73, 12195770), (146, 6097885), (365, 2439154), (730, 1219577)]