346077980

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{82009}}^1$

素因数の和:82229

約数の個数: 24

約数和(自身を含む): 730217040

約数和(自身を除く): 384139060

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 4220, 82009, 164018, 328036, 410045, 820090, 1640180, 17303899, 34607798, 69215596, 86519495, 173038990, 346077980]

約数ペア:

[(1, 346077980), (2, 173038990), (4, 86519495), (5, 69215596), (10, 34607798), (20, 17303899), (211, 1640180), (422, 820090), (844, 410045), (1055, 328036), (2110, 164018), (4220, 82009)]