204217962220

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{439}}^1\times {\mathrm{169777}}^1$

素因数の和:170362

約数の個数: 48

約数和(自身を含む): 432974646720

約数和(自身を除く): 228756684500

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 439, 548, 685, 878, 1370, 1756, 2195, 2740, 4390, 8780, 60143, 120286, 169777, 240572, 300715, 339554, 601430, 679108, 848885, 1202860, 1697770, 3395540, 23259449, 46518898, 74532103, 93037796, 116297245, 149064206, 232594490, 298128412, 372660515, 465188980, 745321030, 1490642060, 10210898111, 20421796222, 40843592444, 51054490555, 102108981110, 204217962220]

約数ペア:

[(1, 204217962220), (2, 102108981110), (4, 51054490555), (5, 40843592444), (10, 20421796222), (20, 10210898111), (137, 1490642060), (274, 745321030), (439, 465188980), (548, 372660515), (685, 298128412), (878, 232594490), (1370, 149064206), (1756, 116297245), (2195, 93037796), (2740, 74532103), (4390, 46518898), (8780, 23259449), (60143, 3395540), (120286, 1697770), (169777, 1202860), (240572, 848885), (300715, 679108), (339554, 601430)]