70436020

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{16691}}^1$

素因数の和:16911

約数の個数: 24

約数和(自身を含む): 148625568

約数和(自身を除く): 78189548

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 4220, 16691, 33382, 66764, 83455, 166910, 333820, 3521801, 7043602, 14087204, 17609005, 35218010, 70436020]

約数ペア:

[(1, 70436020), (2, 35218010), (4, 17609005), (5, 14087204), (10, 7043602), (20, 3521801), (211, 333820), (422, 166910), (844, 83455), (1055, 66764), (2110, 33382), (4220, 16691)]