30758180

素因数分解:

$2^2\times 5^1\times {\mathrm{809}}^1\times {\mathrm{1901}}^1$

素因数の和:2719

約数の個数: 24

約数和(自身を含む): 64706040

約数和(自身を除く): 33947860

約数列:

[1, 2, 4, 5, 10, 20, 809, 1618, 1901, 3236, 3802, 4045, 7604, 8090, 9505, 16180, 19010, 38020, 1537909, 3075818, 6151636, 7689545, 15379090, 30758180]

約数ペア:

[(1, 30758180), (2, 15379090), (4, 7689545), (5, 6151636), (10, 3075818), (20, 1537909), (809, 38020), (1618, 19010), (1901, 16180), (3236, 9505), (3802, 8090), (4045, 7604)]